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ant-design/components/collapse/index.html
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2017-03-11 12:51:12 +08:00

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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta name="description" content="An enterprise-class UI design language and React-based implementation">
<meta name="description" content="A set of high-quality React components">
<meta name="description" content="One of best React UI library for enterprise background">
<title>Ant Design - A UI Design Language</title>
<script>
(function() {
function isLocalStorageNameSupported() {
var testKey = 'test';
var storage = window.localStorage;
try {
storage.setItem(testKey, '1');
storage.removeItem(testKey);
return true;
} catch (error) {
return false;
}
}
// 优先级提高到所有静态资源的前面,语言不对,加载其他静态资源没意义
var pathname = location.pathname;
function isZhCN(pathname) {
return /-cn\/?$/.test(pathname);
}
function getLocalizedPathname(path, zhCN) {
var pathname = path.startsWith('/') ? path : '/' + path;
if (!zhCN) { // to enUS
return /\/?index-cn/.test(pathname) ? '/' : pathname.replace('-cn', '');
} else if (pathname === '/') {
return '/index-cn';
} else if (pathname.endsWith('/')) {
return pathname.replace(/\/$/, '-cn/');
}
return pathname + '-cn';
}
// 兼容旧的 URL `?locale=...`
var queryString = location.search;
if (queryString) {
var isZhCNConfig = queryString.indexOf('zh-CN') > -1;
if (isZhCNConfig && !isZhCN(pathname)) {
location.pathname = getLocalizedPathname(pathname, isZhCNConfig)
}
}
// 首页无视链接里面的语言设置 https://github.com/ant-design/ant-design/issues/4552
if (isLocalStorageNameSupported() && (pathname === '/' || pathname === '/index-cn')) {
var lang = (window.localStorage && localStorage.getItem('locale')) || (navigator.language.toLowerCase() === 'zh-cn' ? 'zh-CN' : 'en-US');
// safari is 'zh-cn', while other browser is 'zh-CN';
if ((lang === 'zh-CN') !== isZhCN(pathname)) {
location.pathname = getLocalizedPathname(pathname, lang === 'zh-CN');
}
}
document.documentElement.className += isZhCN(pathname) ? 'zh-cn' : 'en-us';
})()
</script>
<link rel="icon" href="https://t.alipayobjects.com/images/T1QUBfXo4fXXXXXXXX.png" type="image/x-icon">
<link rel="stylesheet" type="text/css" href="https://fonts.googleapis.cnpmjs.org/css?family=Lato:400,700|Raleway"/>
<link rel="stylesheet" type="text/css" href="/index.css"/>
<style id="nprogress-style">
#nprogress { display: none }
</style>
<!--[if lte IE 10]>
<script
src="https://as.alipayobjects.com/g/component/??console-polyfill/0.2.2/index.js,media-match/2.0.2/media.match.min.js"></script>
<![endif]-->
<script>
if (!window.Intl) {
document.writeln('<script src="https://as.alipayobjects.com/g/component/intl/1.0.1/??Intl.js,locale-data/jsonp/en.js,locale-data/jsonp/zh.js">' + '<' + '/script>');
}
if (!window.Promise) {
document.writeln('<script src="https://as.alipayobjects.com/g/component/es6-promise/3.2.2/es6-promise.min.js"' + '>' + '<' + '/' + 'script>');
}
// Enable Google Analytics
if (!location.port) {
/* eslint-disable */
(function (i, s, o, g, r, a, m) {
i['GoogleAnalyticsObject'] = r;
i[r] = i[r] || function () {
(i[r].q = i[r].q || []).push(arguments)
}, i[r].l = 1 * new Date();
a = s.createElement(o),
m = s.getElementsByTagName(o)[0];
a.async = 1;
a.src = g;
m.parentNode.insertBefore(a, m)
})(window, document, 'script', '//www.google-analytics.com/analytics.js', 'ga');
ga('create', 'UA-72788897-1', 'auto');
ga('send', 'pageview');
/* eslint-enable */
}
</script>
</head>
<body>
<div id="react-content">
<div class="page-wrapper" data-reactroot="" data-reactid="1" data-react-checksum="122524432"><header id="header" class="clearfix" data-reactid="2"><div class="ant-row" data-reactid="3"><div class="ant-col-xs-24 ant-col-sm-24 ant-col-md-5 ant-col-lg-4" data-reactid="4"><a id="logo" href="/" data-reactid="5"><img alt="logo" src="https://t.alipayobjects.com/images/rmsweb/T1B9hfXcdvXXXXXXXX.svg" data-reactid="6"/><span data-reactid="7">Ant Design</span></a></div><div class="ant-col-xs-0 ant-col-sm-0 ant-col-md-19 ant-col-lg-20" data-reactid="8"><div id="search-box" data-reactid="9"><div class="ant-select ant-select-combobox ant-select-enabled" data-reactid="10"><div class="ant-select-selection
ant-select-selection--single" role="combobox" aria-autocomplete="list" aria-haspopup="true" aria-expanded="false" data-reactid="11"><div class="ant-select-selection__rendered" data-reactid="12"><div style="display:block;user-select:none;-webkit-user-select:none;" unselectable="unselectable" class="ant-select-selection__placeholder" data-reactid="13">Search Components...</div><ul data-reactid="14"><li class="ant-select-search ant-select-search--inline" data-reactid="15"><div class="ant-select-search__field__wrap" data-reactid="16"><input value="" class="ant-select-search__field" data-reactid="17"/><span class="ant-select-search__field__mirror" data-reactid="18"><!-- react-text: 19 --><!-- /react-text --><!-- react-text: 20 --> <!-- /react-text --></span></div></li></ul></div><span class="ant-select-arrow" style="user-select:none;-webkit-user-select:none;" unselectable="unselectable" data-reactid="21"><b data-reactid="22"></b></span></div></div></div><button type="button" class="ant-btn ant-btn-ghost ant-btn-sm lang" data-reactid="23"><span data-reactid="24">中文</span></button><div class="ant-select-sm version ant-select ant-select-enabled" data-reactid="25"><div class="ant-select-selection
ant-select-selection--single" role="combobox" aria-autocomplete="list" aria-haspopup="true" aria-expanded="false" tabindex="0" data-reactid="26"><div class="ant-select-selection__rendered" data-reactid="27"><div class="ant-select-selection-selected-value" title="2.8.1" style="display:block;opacity:1;" data-reactid="28">2.8.1</div></div><span class="ant-select-arrow" style="user-select:none;-webkit-user-select:none;" unselectable="unselectable" data-reactid="29"><b data-reactid="30"></b></span></div></div><ul class="ant-menu ant-menu-horizontal ant-menu-light ant-menu-root" role="menu" aria-activedescendant="" id="nav" tabindex="0" data-reactid="31"><li class="ant-menu-item" role="menuitem" aria-selected="false" data-reactid="32"><a href="/" data-reactid="33"><span data-reactid="34">Home</span></a></li><li class="ant-menu-item" role="menuitem" aria-selected="false" data-reactid="35"><a href="/docs/spec/introduce" data-reactid="36"><span data-reactid="37">Specification</span></a></li><li class="ant-menu-item-selected ant-menu-item" role="menuitem" aria-selected="true" data-reactid="38"><a href="/docs/react/introduce" data-reactid="39"><span data-reactid="40">Components</span></a></li><li class="ant-menu-item" role="menuitem" aria-selected="false" data-reactid="41"><a href="/docs/pattern/navigation" data-reactid="42"><span data-reactid="43">Pattern</span></a></li><li class="ant-menu-item" role="menuitem" aria-selected="false" data-reactid="44"><a href="/docs/resource/download" data-reactid="45"><span data-reactid="46">Resource</span></a></li></ul></div></div></header><div class="main-wrapper" data-reactid="47"><div class="ant-row" data-reactid="48"><div class="ant-col-xs-24 ant-col-sm-24 ant-col-md-6 ant-col-lg-4" data-reactid="49"><ul class="ant-menu ant-menu-inline aside-container ant-menu-light ant-menu-root" role="menu" aria-activedescendant="" tabindex="0" data-reactid="50"><li style="padding-left:24px;" class="ant-menu-item" role="menuitem" aria-selected="false" data-reactid="51"><a href="/docs/react/introduce" data-reactid="52">Ant Design of React</a></li><li style="padding-left:24px;" class="ant-menu-item" role="menuitem" aria-selected="false" data-reactid="53"><a href="/docs/react/getting-started" data-reactid="54">Getting Started</a></li><li style="padding-left:24px;" class="ant-menu-item" role="menuitem" aria-selected="false" data-reactid="55"><a href="/docs/react/practical-projects" data-reactid="56">Real project with dva</a></li><li style="padding-left:24px;" class="ant-menu-item" role="menuitem" aria-selected="false" data-reactid="57"><a href="/docs/react/use-with-create-react-app" data-reactid="58">Use in create-react-app</a></li><li style="padding-left:24px;" class="ant-menu-item" role="menuitem" aria-selected="false" data-reactid="59"><a href="/docs/react/customize-theme" data-reactid="60">Customize Theme</a></li><li style="padding-left:24px;" class="ant-menu-item" role="menuitem" aria-selected="false" data-reactid="61"><a href="/changelog" data-reactid="62">Change Log</a></li><li style="padding-left:24px;" class="ant-menu-item" role="menuitem" aria-selected="false" data-reactid="63"><a href="/docs/react/recommendation" data-reactid="64">Third-Party Libraries</a></li><li style="padding-left:24px;" class="ant-menu-item" role="menuitem" aria-selected="false" data-reactid="65"><a href="https://github.com/websemantics/awesome-ant-design" target="_blank" rel="noopener noreferrer" class="menu-item-link-outside" data-reactid="66"><!-- react-text: 67 -->Awesome Ant Design<!-- /react-text --><!-- react-text: 68 --> <!-- /react-text --><i class="anticon anticon-export" data-reactid="69"></i></a></li><li style="padding-left:24px;" class="ant-menu-item" role="menuitem" aria-selected="false" data-reactid="70"><a href="//github.com/ant-design/intl-example" target="_blank" rel="noopener noreferrer" class="menu-item-link-outside" data-reactid="71"><!-- react-text: 72 -->i18n Solution<!-- /react-text --><!-- react-text: 73 --> <!-- /react-text --><i class="anticon anticon-export" data-reactid="74"></i></a></li><li class="ant-menu-submenu-inline ant-menu-submenu-open ant-menu-submenu-selected ant-menu-submenu" data-reactid="75"><div style="padding-left:24px;" class="ant-menu-submenu-title" aria-expanded="true" aria-owns="Components$Menu" aria-haspopup="true" data-reactid="76"><h4 data-reactid="77">Components</h4></div><ul class="ant-menu ant-menu-inline ant-menu-sub" role="menu" aria-activedescendant="" id="Components$Menu" data-reactid="78"><li class=" ant-menu-item-group" data-reactid="79"><div class="ant-menu-item-group-title" data-reactid="80">General</div><ul class="ant-menu-item-group-list" data-reactid="81"><li style="padding-left:48px;" class="ant-menu-item" role="menuitem" aria-selected="false" data-reactid="82"><a href="/components/button/" data-reactid="83"><span data-reactid="84">Button</span><span class="chinese" data-reactid="85"></span></a></li><li style="padding-left:48px;" class="ant-menu-item" role="menuitem" aria-selected="false" data-reactid="86"><a href="/components/icon/" data-reactid="87"><span data-reactid="88">Icon</span><span class="chinese" data-reactid="89"></span></a></li></ul></li><li class=" ant-menu-item-group" data-reactid="90"><div class="ant-menu-item-group-title" data-reactid="91">Layout</div><ul class="ant-menu-item-group-list" data-reactid="92"><li style="padding-left:48px;" class="ant-menu-item" role="menuitem" aria-selected="false" data-reactid="93"><a href="/components/grid/" data-reactid="94"><span data-reactid="95">Grid</span><span class="chinese" data-reactid="96"></span></a></li><li style="padding-left:48px;" class="ant-menu-item" role="menuitem" aria-selected="false" data-reactid="97"><a href="/components/layout/" data-reactid="98"><span data-reactid="99">Layout</span><span class="chinese" data-reactid="100"></span></a></li></ul></li><li class=" ant-menu-item-group" data-reactid="101"><div class="ant-menu-item-group-title" data-reactid="102">Navigation</div><ul class="ant-menu-item-group-list" data-reactid="103"><li style="padding-left:48px;" class="ant-menu-item" role="menuitem" aria-selected="false" data-reactid="104"><a href="/components/affix/" data-reactid="105"><span data-reactid="106">Affix</span><span class="chinese" data-reactid="107"></span></a></li><li style="padding-left:48px;" class="ant-menu-item" role="menuitem" aria-selected="false" data-reactid="108"><a href="/components/breadcrumb/" data-reactid="109"><span data-reactid="110">Breadcrumb</span><span class="chinese" data-reactid="111"></span></a></li><li style="padding-left:48px;" class="ant-menu-item" role="menuitem" aria-selected="false" data-reactid="112"><a href="/components/back-top/" data-reactid="113"><span data-reactid="114">BackTop</span><span class="chinese" data-reactid="115"></span></a></li><li style="padding-left:48px;" class="ant-menu-item" role="menuitem" aria-selected="false" data-reactid="116"><a href="/components/dropdown/" data-reactid="117"><span data-reactid="118">Dropdown</span><span class="chinese" data-reactid="119"></span></a></li><li style="padding-left:48px;" class="ant-menu-item" role="menuitem" aria-selected="false" data-reactid="120"><a href="/components/menu/" data-reactid="121"><span data-reactid="122">Menu</span><span class="chinese" data-reactid="123"></span></a></li><li style="padding-left:48px;" class="ant-menu-item" role="menuitem" aria-selected="false" data-reactid="124"><a href="/components/pagination/" data-reactid="125"><span data-reactid="126">Pagination</span><span class="chinese" data-reactid="127"></span></a></li><li style="padding-left:48px;" class="ant-menu-item" role="menuitem" aria-selected="false" data-reactid="128"><a href="/components/steps/" data-reactid="129"><span data-reactid="130">Steps</span><span class="chinese" data-reactid="131"></span></a></li><li style="padding-left:48px;" class="ant-menu-item" role="menuitem" aria-selected="false" data-reactid="132"><a href="/components/tabs/" data-reactid="133"><span data-reactid="134">Tabs</span><span class="chinese" data-reactid="135"></span></a></li></ul></li><li class=" ant-menu-item-group" data-reactid="136"><div class="ant-menu-item-group-title" data-reactid="137">Data Entry</div><ul class="ant-menu-item-group-list" data-reactid="138"><li style="padding-left:48px;" class="ant-menu-item" role="menuitem" aria-selected="false" data-reactid="139"><a href="/components/auto-complete/" data-reactid="140"><span data-reactid="141">AutoComplete</span><span class="chinese" data-reactid="142"></span></a></li><li style="padding-left:48px;" class="ant-menu-item" role="menuitem" aria-selected="false" data-reactid="143"><a href="/components/cascader/" data-reactid="144"><span data-reactid="145">Cascader</span><span class="chinese" data-reactid="146"></span></a></li><li style="padding-left:48px;" class="ant-menu-item" role="menuitem" aria-selected="false" data-reactid="147"><a href="/components/checkbox/" data-reactid="148"><span data-reactid="149">Checkbox</span><span class="chinese" data-reactid="150"></span></a></li><li style="padding-left:48px;" class="ant-menu-item" role="menuitem" aria-selected="false" data-reactid="151"><a href="/components/date-picker/" data-reactid="152"><span data-reactid="153">DatePicker</span><span class="chinese" data-reactid="154"></span></a></li><li style="padding-left:48px;" class="ant-menu-item" role="menuitem" aria-selected="false" data-reactid="155"><a href="/components/form/" data-reactid="156"><span data-reactid="157">Form</span><span class="chinese" data-reactid="158"></span></a></li><li style="padding-left:48px;" class="ant-menu-item" role="menuitem" aria-selected="false" data-reactid="159"><a href="/components/input/" data-reactid="160"><span data-reactid="161">Input</span><span class="chinese" data-reactid="162"></span></a></li><li style="padding-left:48px;" class="ant-menu-item" role="menuitem" aria-selected="false" data-reactid="163"><a href="/components/input-number/" data-reactid="164"><span data-reactid="165">InputNumber</span><span class="chinese" data-reactid="166"></span></a></li><li style="padding-left:48px;" class="ant-menu-item" role="menuitem" aria-selected="false" data-reactid="167"><a href="/components/mention/" data-reactid="168"><span data-reactid="169">Mention</span><span class="chinese" data-reactid="170"></span></a></li><li style="padding-left:48px;" class="ant-menu-item" role="menuitem" aria-selected="false" data-reactid="171"><a href="/components/rate/" data-reactid="172"><span data-reactid="173">Rate</span><span class="chinese" data-reactid="174"></span></a></li><li style="padding-left:48px;" class="ant-menu-item" role="menuitem" aria-selected="false" data-reactid="175"><a href="/components/radio/" data-reactid="176"><span data-reactid="177">Radio</span><span class="chinese" data-reactid="178"></span></a></li><li style="padding-left:48px;" class="ant-menu-item" role="menuitem" aria-selected="false" data-reactid="179"><a href="/components/select/" data-reactid="180"><span data-reactid="181">Select</span><span class="chinese" data-reactid="182"></span></a></li><li style="padding-left:48px;" class="ant-menu-item" role="menuitem" aria-selected="false" data-reactid="183"><a href="/components/slider/" data-reactid="184"><span data-reactid="185">Slider</span><span class="chinese" data-reactid="186"></span></a></li><li style="padding-left:48px;" class="ant-menu-item" role="menuitem" aria-selected="false" data-reactid="187"><a href="/components/switch/" data-reactid="188"><span data-reactid="189">Switch</span><span class="chinese" data-reactid="190"></span></a></li><li style="padding-left:48px;" class="ant-menu-item" role="menuitem" aria-selected="false" data-reactid="191"><a href="/components/tree-select/" data-reactid="192"><span data-reactid="193">TreeSelect</span><span class="chinese" data-reactid="194"></span></a></li><li style="padding-left:48px;" class="ant-menu-item" role="menuitem" aria-selected="false" data-reactid="195"><a href="/components/time-picker/" data-reactid="196"><span data-reactid="197">TimePicker</span><span class="chinese" data-reactid="198"></span></a></li><li style="padding-left:48px;" class="ant-menu-item" role="menuitem" aria-selected="false" data-reactid="199"><a href="/components/transfer/" data-reactid="200"><span data-reactid="201">Transfer</span><span class="chinese" data-reactid="202"></span></a></li><li style="padding-left:48px;" class="ant-menu-item" role="menuitem" aria-selected="false" data-reactid="203"><a href="/components/upload/" data-reactid="204"><span data-reactid="205">Upload</span><span class="chinese" data-reactid="206"></span></a></li></ul></li><li class=" ant-menu-item-group" data-reactid="207"><div class="ant-menu-item-group-title" data-reactid="208">Data Display</div><ul class="ant-menu-item-group-list" data-reactid="209"><li style="padding-left:48px;" class="ant-menu-item" role="menuitem" aria-selected="false" data-reactid="210"><a href="/components/badge/" data-reactid="211"><span data-reactid="212">Badge</span><span class="chinese" data-reactid="213"></span></a></li><li style="padding-left:48px;" class="ant-menu-item" role="menuitem" aria-selected="false" data-reactid="214"><a href="/components/calendar/" data-reactid="215"><span data-reactid="216">Calendar</span><span class="chinese" data-reactid="217"></span></a></li><li style="padding-left:48px;" class="ant-menu-item" role="menuitem" aria-selected="false" data-reactid="218"><a href="/components/card/" data-reactid="219"><span data-reactid="220">Card</span><span class="chinese" data-reactid="221"></span></a></li><li style="padding-left:48px;" class="ant-menu-item" role="menuitem" aria-selected="false" data-reactid="222"><a href="/components/carousel/" data-reactid="223"><span data-reactid="224">Carousel</span><span class="chinese" data-reactid="225"></span></a></li><li style="padding-left:48px;" class="ant-menu-item-selected ant-menu-item" role="menuitem" aria-selected="true" data-reactid="226"><a href="/components/collapse/" data-reactid="227"><span data-reactid="228">Collapse</span><span class="chinese" data-reactid="229"></span></a></li><li style="padding-left:48px;" class="ant-menu-item" role="menuitem" aria-selected="false" data-reactid="230"><a href="/components/popover/" data-reactid="231"><span data-reactid="232">Popover</span><span class="chinese" data-reactid="233"></span></a></li><li style="padding-left:48px;" class="ant-menu-item" role="menuitem" aria-selected="false" data-reactid="234"><a href="/components/tooltip/" data-reactid="235"><span data-reactid="236">Tooltip</span><span class="chinese" data-reactid="237"></span></a></li><li style="padding-left:48px;" class="ant-menu-item" role="menuitem" aria-selected="false" data-reactid="238"><a href="/components/table/" data-reactid="239"><span data-reactid="240">Table</span><span class="chinese" data-reactid="241"></span></a></li><li style="padding-left:48px;" class="ant-menu-item" role="menuitem" aria-selected="false" data-reactid="242"><a href="/components/tag/" data-reactid="243"><span data-reactid="244">Tag</span><span class="chinese" data-reactid="245"></span></a></li><li style="padding-left:48px;" class="ant-menu-item" role="menuitem" aria-selected="false" data-reactid="246"><a href="/components/timeline/" data-reactid="247"><span data-reactid="248">Timeline</span><span class="chinese" data-reactid="249"></span></a></li><li style="padding-left:48px;" class="ant-menu-item" role="menuitem" aria-selected="false" data-reactid="250"><a href="/components/tree/" data-reactid="251"><span data-reactid="252">Tree</span><span class="chinese" data-reactid="253"></span></a></li></ul></li><li class=" ant-menu-item-group" data-reactid="254"><div class="ant-menu-item-group-title" data-reactid="255">Feedback</div><ul class="ant-menu-item-group-list" data-reactid="256"><li style="padding-left:48px;" class="ant-menu-item" role="menuitem" aria-selected="false" data-reactid="257"><a href="/components/alert/" data-reactid="258"><span data-reactid="259">Alert</span><span class="chinese" data-reactid="260"></span></a></li><li style="padding-left:48px;" class="ant-menu-item" role="menuitem" aria-selected="false" data-reactid="261"><a href="/components/modal/" data-reactid="262"><span data-reactid="263">Modal</span><span class="chinese" data-reactid="264"></span></a></li><li style="padding-left:48px;" class="ant-menu-item" role="menuitem" aria-selected="false" data-reactid="265"><a href="/components/message/" data-reactid="266"><span data-reactid="267">Message</span><span class="chinese" data-reactid="268"></span></a></li><li style="padding-left:48px;" class="ant-menu-item" role="menuitem" aria-selected="false" data-reactid="269"><a href="/components/notification/" data-reactid="270"><span data-reactid="271">Notification</span><span class="chinese" data-reactid="272"></span></a></li><li style="padding-left:48px;" class="ant-menu-item" role="menuitem" aria-selected="false" data-reactid="273"><a href="/components/progress/" data-reactid="274"><span data-reactid="275">Progress</span><span class="chinese" data-reactid="276"></span></a></li><li style="padding-left:48px;" class="ant-menu-item" role="menuitem" aria-selected="false" data-reactid="277"><a href="/components/popconfirm/" data-reactid="278"><span data-reactid="279">Popconfirm</span><span class="chinese" data-reactid="280"></span></a></li><li style="padding-left:48px;" class="ant-menu-item" role="menuitem" aria-selected="false" data-reactid="281"><a href="/components/spin/" data-reactid="282"><span data-reactid="283">Spin</span><span class="chinese" data-reactid="284"></span></a></li></ul></li><li class=" ant-menu-item-group" data-reactid="285"><div class="ant-menu-item-group-title" data-reactid="286">Other</div><ul class="ant-menu-item-group-list" data-reactid="287"><li style="padding-left:48px;" class="ant-menu-item" role="menuitem" aria-selected="false" data-reactid="288"><a href="/components/anchor/" data-reactid="289"><span data-reactid="290">Anchor</span><span class="chinese" data-reactid="291"></span></a></li><li style="padding-left:48px;" class="ant-menu-item" role="menuitem" aria-selected="false" data-reactid="292"><a href="/components/locale-provider/" data-reactid="293"><span data-reactid="294">LocaleProvider</span><span class="chinese" data-reactid="295"></span></a></li></ul></li></ul></li></ul></div><div class="main-container ant-col-xs-24 ant-col-sm-24 ant-col-md-18 ant-col-lg-20" data-reactid="296"><article data-reactid="297"><div class="toc-affix" data-reactid="298"><div class="" data-reactid="299"><ul class="toc demos-anchor" data-reactid="300"><li title="Collapse" data-reactid="301"><a href="#components-collapse-demo-basic" data-reactid="302">Collapse</a></li><li title="Accordion" data-reactid="303"><a href="#components-collapse-demo-accordion" data-reactid="304">Accordion</a></li><li title="Nested panel" data-reactid="305"><a href="#components-collapse-demo-mix" data-reactid="306">Nested panel</a></li><li title="Borderless" data-reactid="307"><a href="#components-collapse-demo-borderless" data-reactid="308">Borderless</a></li><li title="Custom Panel" data-reactid="309"><a href="#components-collapse-demo-custom" data-reactid="310">Custom Panel</a></li></ul></div></div><section class="markdown" data-reactid="311"><h1 data-reactid="312"><!-- react-text: 313 -->Collapse<!-- /react-text --><a class="edit-button" href="https://github.com/ant-design/ant-design/edit/master/components/collapse/index.en-US.md" data-reactid="314"><i class="anticon anticon-edit" data-reactid="315"></i></a></h1><section class="markdown" data-reactid="316"><p data-reactid="317"><!-- react-text: 318 -->A content area which can be collapsed and expanded.<!-- /react-text --></p><h2 id="When-To-Use" data-reactid="319"><span data-reactid="320"><!-- react-text: 321 -->When To Use<!-- /react-text --></span><a href="#When-To-Use" class="anchor" data-reactid="322">#</a></h2><ul data-reactid="323"><li data-reactid="324"><p data-reactid="325"><!-- react-text: 326 -->Can be used to group or hide complex regions to keep the page clean.<!-- /react-text --></p></li><li data-reactid="327"><p data-reactid="328"><code data-reactid="329"><!-- react-text: 330 -->Accordion<!-- /react-text --></code><!-- react-text: 331 --> is a special kind of <!-- /react-text --><code data-reactid="332"><!-- react-text: 333 -->Collapse<!-- /react-text --></code><!-- react-text: 334 -->, which allows only one panel to be expanded at a time.<!-- /react-text --></p></li></ul></section><h2 data-reactid="335"><span data-reactid="336">Examples</span><i class="anticon anticon-appstore code-box-expand-trigger" title="展开全部代码" data-reactid="337"></i></h2></section><div class="ant-row" style="margin-left:-8px;margin-right:-8px;" data-reactid="338"><div style="padding-left:8px;padding-right:8px;" class="ant-col-24 code-boxes-col-1-1" data-reactid="339"><section class="code-box" id="components-collapse-demo-basic" data-reactid="340"><section class="code-box-demo" data-reactid="341"><div class="ant-collapse" data-reactid="342"><div class="ant-collapse-item ant-collapse-item-active" data-reactid="343"><div class="ant-collapse-header" role="tab" aria-expanded="true" data-reactid="344"><i class="arrow" data-reactid="345"></i><!-- react-text: 346 -->This is panel header 1<!-- /react-text --></div><div class="ant-collapse-content ant-collapse-content-active" role="tabpanel" data-reactid="347"><div class="ant-collapse-content-box" data-reactid="348"><p data-reactid="349">
A dog is a type of domesticated animal.
Known for its loyalty and faithfulness,
it can be found as a welcome guest in many households across the world.
</p></div></div></div><div class="ant-collapse-item" data-reactid="350"><div class="ant-collapse-header" role="tab" aria-expanded="false" data-reactid="351"><i class="arrow" data-reactid="352"></i><!-- react-text: 353 -->This is panel header 2<!-- /react-text --></div><!-- react-empty: 354 --></div><div class="ant-collapse-item" data-reactid="355"><div class="ant-collapse-header" role="tab" aria-expanded="false" data-reactid="356"><i class="arrow" data-reactid="357"></i><!-- react-text: 358 -->This is panel header 3<!-- /react-text --></div><!-- react-empty: 359 --></div></div></section><section class="code-box-meta markdown" data-reactid="360"><div class="code-box-title" data-reactid="361"><a href="#components-collapse-demo-basic" data-reactid="362">Collapse</a><a class="edit-button" href="https://github.com/ant-design/ant-design/edit/master/components/collapse/demo/basic.md" data-reactid="363"><i class="anticon anticon-edit" data-reactid="364"></i></a></div><div data-reactid="365"><p data-reactid="366"><!-- react-text: 367 -->More than one panel can be expanded at a time, the first panel is initialized to be active in this case.<!-- /react-text --></p></div><i title="Show Code" class="anticon anticon-down-circle-o collapse" data-reactid="368"></i></section><section class="highlight-wrapper" data-reactid="369"><div class="highlight" data-reactid="370"><i class="anticon anticon-copy code-box-code-copy" data-reactid="371"></i><pre class="language-jsx" data-reactid="372"><code data-reactid="373"><span class="token keyword">import</span> <span class="token punctuation">{</span> Collapse <span class="token punctuation">}</span> <span class="token keyword">from</span> <span class="token string">'antd'</span><span class="token punctuation">;</span>
<span class="token keyword">const</span> Panel <span class="token operator">=</span> Collapse<span class="token punctuation">.</span>Panel<span class="token punctuation">;</span>
<span class="token keyword">function</span> <span class="token function">callback</span><span class="token punctuation">(</span>key<span class="token punctuation">)</span> <span class="token punctuation">{</span>
console<span class="token punctuation">.</span><span class="token function">log</span><span class="token punctuation">(</span>key<span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token punctuation">}</span>
<span class="token keyword">const</span> text <span class="token operator">=</span> <span class="token template-string"><span class="token string">`
A dog is a type of domesticated animal.
Known for its loyalty and faithfulness,
it can be found as a welcome guest in many households across the world.
`</span></span><span class="token punctuation">;</span>
ReactDOM<span class="token punctuation">.</span><span class="token function">render</span><span class="token punctuation">(</span>
<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>Collapse</span> <span class="token attr-name">defaultActiveKey</span><span class="token script language-javascript"><span class="token punctuation">=</span><span class="token punctuation">{</span><span class="token punctuation">[</span><span class="token string">'1'</span><span class="token punctuation">]</span><span class="token punctuation">}</span></span> <span class="token attr-name">onChange</span><span class="token script language-javascript"><span class="token punctuation">=</span><span class="token punctuation">{</span>callback<span class="token punctuation">}</span></span><span class="token punctuation">></span></span>
<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>Panel</span> <span class="token attr-name">header</span><span class="token attr-value"><span class="token punctuation">=</span><span class="token punctuation">"</span>This</span> <span class="token attr-name">is</span> <span class="token attr-name">panel</span> <span class="token attr-name">header</span> <span class="token attr-name">1"</span> <span class="token attr-name">key</span><span class="token attr-value"><span class="token punctuation">=</span><span class="token punctuation">"</span>1<span class="token punctuation">"</span></span><span class="token punctuation">></span></span>
<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>p</span><span class="token punctuation">></span></span><span class="token punctuation">{</span>text<span class="token punctuation">}</span><span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>p</span><span class="token punctuation">></span></span>
<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>Panel</span><span class="token punctuation">></span></span>
<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>Panel</span> <span class="token attr-name">header</span><span class="token attr-value"><span class="token punctuation">=</span><span class="token punctuation">"</span>This</span> <span class="token attr-name">is</span> <span class="token attr-name">panel</span> <span class="token attr-name">header</span> <span class="token attr-name">2"</span> <span class="token attr-name">key</span><span class="token attr-value"><span class="token punctuation">=</span><span class="token punctuation">"</span>2<span class="token punctuation">"</span></span><span class="token punctuation">></span></span>
<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>p</span><span class="token punctuation">></span></span><span class="token punctuation">{</span>text<span class="token punctuation">}</span><span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>p</span><span class="token punctuation">></span></span>
<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>Panel</span><span class="token punctuation">></span></span>
<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>Panel</span> <span class="token attr-name">header</span><span class="token attr-value"><span class="token punctuation">=</span><span class="token punctuation">"</span>This</span> <span class="token attr-name">is</span> <span class="token attr-name">panel</span> <span class="token attr-name">header</span> <span class="token attr-name">3"</span> <span class="token attr-name">key</span><span class="token attr-value"><span class="token punctuation">=</span><span class="token punctuation">"</span>3<span class="token punctuation">"</span></span><span class="token punctuation">></span></span>
<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>p</span><span class="token punctuation">></span></span><span class="token punctuation">{</span>text<span class="token punctuation">}</span><span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>p</span><span class="token punctuation">></span></span>
<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>Panel</span><span class="token punctuation">></span></span>
<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>Collapse</span><span class="token punctuation">></span></span>
<span class="token punctuation">,</span> mountNode<span class="token punctuation">)</span><span class="token punctuation">;</span></code></pre></div></section></section><section class="code-box" id="components-collapse-demo-accordion" data-reactid="374"><section class="code-box-demo" data-reactid="375"><div class="ant-collapse" data-reactid="376"><div class="ant-collapse-item" data-reactid="377"><div class="ant-collapse-header" role="tab" aria-expanded="false" data-reactid="378"><i class="arrow" data-reactid="379"></i><!-- react-text: 380 -->This is panel header 1<!-- /react-text --></div><!-- react-empty: 381 --></div><div class="ant-collapse-item" data-reactid="382"><div class="ant-collapse-header" role="tab" aria-expanded="false" data-reactid="383"><i class="arrow" data-reactid="384"></i><!-- react-text: 385 -->This is panel header 2<!-- /react-text --></div><!-- react-empty: 386 --></div><div class="ant-collapse-item" data-reactid="387"><div class="ant-collapse-header" role="tab" aria-expanded="false" data-reactid="388"><i class="arrow" data-reactid="389"></i><!-- react-text: 390 -->This is panel header 3<!-- /react-text --></div><!-- react-empty: 391 --></div></div></section><section class="code-box-meta markdown" data-reactid="392"><div class="code-box-title" data-reactid="393"><a href="#components-collapse-demo-accordion" data-reactid="394">Accordion</a><a class="edit-button" href="https://github.com/ant-design/ant-design/edit/master/components/collapse/demo/accordion.md" data-reactid="395"><i class="anticon anticon-edit" data-reactid="396"></i></a></div><div data-reactid="397"><p data-reactid="398"><!-- react-text: 399 -->Accordion mode, only one panel can be expanded at a time. The first panel will be expanded by default.<!-- /react-text --></p></div><i title="Show Code" class="anticon anticon-down-circle-o collapse" data-reactid="400"></i></section><section class="highlight-wrapper" data-reactid="401"><div class="highlight" data-reactid="402"><i class="anticon anticon-copy code-box-code-copy" data-reactid="403"></i><pre class="language-jsx" data-reactid="404"><code data-reactid="405"><span class="token keyword">import</span> <span class="token punctuation">{</span> Collapse <span class="token punctuation">}</span> <span class="token keyword">from</span> <span class="token string">'antd'</span><span class="token punctuation">;</span>
<span class="token keyword">const</span> Panel <span class="token operator">=</span> Collapse<span class="token punctuation">.</span>Panel<span class="token punctuation">;</span>
<span class="token keyword">const</span> text <span class="token operator">=</span> <span class="token template-string"><span class="token string">`
A dog is a type of domesticated animal.
Known for its loyalty and faithfulness,
it can be found as a welcome guest in many households across the world.
`</span></span><span class="token punctuation">;</span>
ReactDOM<span class="token punctuation">.</span><span class="token function">render</span><span class="token punctuation">(</span>
<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>Collapse</span> <span class="token attr-name">accordion</span><span class="token punctuation">></span></span>
<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>Panel</span> <span class="token attr-name">header</span><span class="token script language-javascript"><span class="token punctuation">=</span><span class="token punctuation">{</span><span class="token string">'This is panel header 1'</span><span class="token punctuation">}</span></span> <span class="token attr-name">key</span><span class="token attr-value"><span class="token punctuation">=</span><span class="token punctuation">"</span>1<span class="token punctuation">"</span></span><span class="token punctuation">></span></span>
<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>p</span><span class="token punctuation">></span></span><span class="token punctuation">{</span>text<span class="token punctuation">}</span><span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>p</span><span class="token punctuation">></span></span>
<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>Panel</span><span class="token punctuation">></span></span>
<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>Panel</span> <span class="token attr-name">header</span><span class="token script language-javascript"><span class="token punctuation">=</span><span class="token punctuation">{</span><span class="token string">'This is panel header 2'</span><span class="token punctuation">}</span></span> <span class="token attr-name">key</span><span class="token attr-value"><span class="token punctuation">=</span><span class="token punctuation">"</span>2<span class="token punctuation">"</span></span><span class="token punctuation">></span></span>
<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>p</span><span class="token punctuation">></span></span><span class="token punctuation">{</span>text<span class="token punctuation">}</span><span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>p</span><span class="token punctuation">></span></span>
<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>Panel</span><span class="token punctuation">></span></span>
<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>Panel</span> <span class="token attr-name">header</span><span class="token script language-javascript"><span class="token punctuation">=</span><span class="token punctuation">{</span><span class="token string">'This is panel header 3'</span><span class="token punctuation">}</span></span> <span class="token attr-name">key</span><span class="token attr-value"><span class="token punctuation">=</span><span class="token punctuation">"</span>3<span class="token punctuation">"</span></span><span class="token punctuation">></span></span>
<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>p</span><span class="token punctuation">></span></span><span class="token punctuation">{</span>text<span class="token punctuation">}</span><span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>p</span><span class="token punctuation">></span></span>
<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>Panel</span><span class="token punctuation">></span></span>
<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>Collapse</span><span class="token punctuation">></span></span>
<span class="token punctuation">,</span> mountNode<span class="token punctuation">)</span><span class="token punctuation">;</span></code></pre></div></section></section><section class="code-box" id="components-collapse-demo-mix" data-reactid="406"><section class="code-box-demo" data-reactid="407"><div class="ant-collapse" data-reactid="408"><div class="ant-collapse-item" data-reactid="409"><div class="ant-collapse-header" role="tab" aria-expanded="false" data-reactid="410"><i class="arrow" data-reactid="411"></i><!-- react-text: 412 -->This is panel header 1<!-- /react-text --></div><!-- react-empty: 413 --></div><div class="ant-collapse-item" data-reactid="414"><div class="ant-collapse-header" role="tab" aria-expanded="false" data-reactid="415"><i class="arrow" data-reactid="416"></i><!-- react-text: 417 -->This is panel header 2<!-- /react-text --></div><!-- react-empty: 418 --></div><div class="ant-collapse-item" data-reactid="419"><div class="ant-collapse-header" role="tab" aria-expanded="false" data-reactid="420"><i class="arrow" data-reactid="421"></i><!-- react-text: 422 -->This is panel header 3<!-- /react-text --></div><!-- react-empty: 423 --></div></div></section><section class="code-box-meta markdown" data-reactid="424"><div class="code-box-title" data-reactid="425"><a href="#components-collapse-demo-mix" data-reactid="426">Nested panel</a><a class="edit-button" href="https://github.com/ant-design/ant-design/edit/master/components/collapse/demo/mix.md" data-reactid="427"><i class="anticon anticon-edit" data-reactid="428"></i></a></div><div data-reactid="429"><p data-reactid="430"><code data-reactid="431"><!-- react-text: 432 -->Collapse<!-- /react-text --></code><!-- react-text: 433 --> is nested inside the <!-- /react-text --><code data-reactid="434"><!-- react-text: 435 -->Collapse<!-- /react-text --></code><!-- react-text: 436 -->.<!-- /react-text --></p></div><i title="Show Code" class="anticon anticon-down-circle-o collapse" data-reactid="437"></i></section><section class="highlight-wrapper" data-reactid="438"><div class="highlight" data-reactid="439"><i class="anticon anticon-copy code-box-code-copy" data-reactid="440"></i><pre class="language-jsx" data-reactid="441"><code data-reactid="442"><span class="token keyword">import</span> <span class="token punctuation">{</span> Collapse <span class="token punctuation">}</span> <span class="token keyword">from</span> <span class="token string">'antd'</span><span class="token punctuation">;</span>
<span class="token keyword">const</span> Panel <span class="token operator">=</span> Collapse<span class="token punctuation">.</span>Panel<span class="token punctuation">;</span>
<span class="token keyword">function</span> <span class="token function">callback</span><span class="token punctuation">(</span>key<span class="token punctuation">)</span> <span class="token punctuation">{</span>
console<span class="token punctuation">.</span><span class="token function">log</span><span class="token punctuation">(</span>key<span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token punctuation">}</span>
<span class="token keyword">const</span> text <span class="token operator">=</span> <span class="token template-string"><span class="token string">`
A dog is a type of domesticated animal.
Known for its loyalty and faithfulness,
it can be found as a welcome guest in many households across the world.
`</span></span><span class="token punctuation">;</span>
ReactDOM<span class="token punctuation">.</span><span class="token function">render</span><span class="token punctuation">(</span>
<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>Collapse</span> <span class="token attr-name">onChange</span><span class="token script language-javascript"><span class="token punctuation">=</span><span class="token punctuation">{</span>callback<span class="token punctuation">}</span></span><span class="token punctuation">></span></span>
<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>Panel</span> <span class="token attr-name">header</span><span class="token script language-javascript"><span class="token punctuation">=</span><span class="token punctuation">{</span><span class="token string">'This is panel header 1'</span><span class="token punctuation">}</span></span> <span class="token attr-name">key</span><span class="token attr-value"><span class="token punctuation">=</span><span class="token punctuation">"</span>1<span class="token punctuation">"</span></span><span class="token punctuation">></span></span>
<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>Collapse</span> <span class="token attr-name">defaultActiveKey</span><span class="token attr-value"><span class="token punctuation">=</span><span class="token punctuation">"</span>1<span class="token punctuation">"</span></span><span class="token punctuation">></span></span>
<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>Panel</span> <span class="token attr-name">header</span><span class="token script language-javascript"><span class="token punctuation">=</span><span class="token punctuation">{</span><span class="token string">'This is panel nest panel'</span><span class="token punctuation">}</span></span> <span class="token attr-name">key</span><span class="token attr-value"><span class="token punctuation">=</span><span class="token punctuation">"</span>1<span class="token punctuation">"</span></span><span class="token punctuation">></span></span>
<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>p</span><span class="token punctuation">></span></span><span class="token punctuation">{</span>text<span class="token punctuation">}</span><span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>p</span><span class="token punctuation">></span></span>
<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>Panel</span><span class="token punctuation">></span></span>
<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>Collapse</span><span class="token punctuation">></span></span>
<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>Panel</span><span class="token punctuation">></span></span>
<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>Panel</span> <span class="token attr-name">header</span><span class="token script language-javascript"><span class="token punctuation">=</span><span class="token punctuation">{</span><span class="token string">'This is panel header 2'</span><span class="token punctuation">}</span></span> <span class="token attr-name">key</span><span class="token attr-value"><span class="token punctuation">=</span><span class="token punctuation">"</span>2<span class="token punctuation">"</span></span><span class="token punctuation">></span></span>
<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>p</span><span class="token punctuation">></span></span><span class="token punctuation">{</span>text<span class="token punctuation">}</span><span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>p</span><span class="token punctuation">></span></span>
<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>Panel</span><span class="token punctuation">></span></span>
<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>Panel</span> <span class="token attr-name">header</span><span class="token script language-javascript"><span class="token punctuation">=</span><span class="token punctuation">{</span><span class="token string">'This is panel header 3'</span><span class="token punctuation">}</span></span> <span class="token attr-name">key</span><span class="token attr-value"><span class="token punctuation">=</span><span class="token punctuation">"</span>3<span class="token punctuation">"</span></span><span class="token punctuation">></span></span>
<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>p</span><span class="token punctuation">></span></span><span class="token punctuation">{</span>text<span class="token punctuation">}</span><span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>p</span><span class="token punctuation">></span></span>
<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>Panel</span><span class="token punctuation">></span></span>
<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>Collapse</span><span class="token punctuation">></span></span>
<span class="token punctuation">,</span> mountNode<span class="token punctuation">)</span><span class="token punctuation">;</span></code></pre></div></section></section><section class="code-box" id="components-collapse-demo-borderless" data-reactid="443"><section class="code-box-demo" data-reactid="444"><div class="ant-collapse ant-collapse-borderless" data-reactid="445"><div class="ant-collapse-item ant-collapse-item-active" data-reactid="446"><div class="ant-collapse-header" role="tab" aria-expanded="true" data-reactid="447"><i class="arrow" data-reactid="448"></i><!-- react-text: 449 -->This is panel header 1<!-- /react-text --></div><div class="ant-collapse-content ant-collapse-content-active" role="tabpanel" data-reactid="450"><div class="ant-collapse-content-box" data-reactid="451"><p data-reactid="452">
A dog is a type of domesticated animal.
Known for its loyalty and faithfulness,
it can be found as a welcome guest in many households across the world.
</p></div></div></div><div class="ant-collapse-item" data-reactid="453"><div class="ant-collapse-header" role="tab" aria-expanded="false" data-reactid="454"><i class="arrow" data-reactid="455"></i><!-- react-text: 456 -->This is panel header 2<!-- /react-text --></div><!-- react-empty: 457 --></div><div class="ant-collapse-item" data-reactid="458"><div class="ant-collapse-header" role="tab" aria-expanded="false" data-reactid="459"><i class="arrow" data-reactid="460"></i><!-- react-text: 461 -->This is panel header 3<!-- /react-text --></div><!-- react-empty: 462 --></div></div></section><section class="code-box-meta markdown" data-reactid="463"><div class="code-box-title" data-reactid="464"><a href="#components-collapse-demo-borderless" data-reactid="465">Borderless</a><a class="edit-button" href="https://github.com/ant-design/ant-design/edit/master/components/collapse/demo/borderless.md" data-reactid="466"><i class="anticon anticon-edit" data-reactid="467"></i></a></div><div data-reactid="468"><p data-reactid="469"><!-- react-text: 470 -->A borderless style of Collapse.<!-- /react-text --></p></div><i title="Show Code" class="anticon anticon-down-circle-o collapse" data-reactid="471"></i></section><section class="highlight-wrapper" data-reactid="472"><div class="highlight" data-reactid="473"><i class="anticon anticon-copy code-box-code-copy" data-reactid="474"></i><pre class="language-jsx" data-reactid="475"><code data-reactid="476"><span class="token keyword">import</span> <span class="token punctuation">{</span> Collapse <span class="token punctuation">}</span> <span class="token keyword">from</span> <span class="token string">'antd'</span><span class="token punctuation">;</span>
<span class="token keyword">const</span> Panel <span class="token operator">=</span> Collapse<span class="token punctuation">.</span>Panel<span class="token punctuation">;</span>
<span class="token keyword">const</span> text <span class="token operator">=</span> <span class="token template-string"><span class="token string">`
A dog is a type of domesticated animal.
Known for its loyalty and faithfulness,
it can be found as a welcome guest in many households across the world.
`</span></span><span class="token punctuation">;</span>
ReactDOM<span class="token punctuation">.</span><span class="token function">render</span><span class="token punctuation">(</span>
<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>Collapse</span> <span class="token attr-name">bordered</span><span class="token script language-javascript"><span class="token punctuation">=</span><span class="token punctuation">{</span><span class="token boolean">false</span><span class="token punctuation">}</span></span> <span class="token attr-name">defaultActiveKey</span><span class="token script language-javascript"><span class="token punctuation">=</span><span class="token punctuation">{</span><span class="token punctuation">[</span><span class="token string">'1'</span><span class="token punctuation">]</span><span class="token punctuation">}</span></span><span class="token punctuation">></span></span>
<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>Panel</span> <span class="token attr-name">header</span><span class="token attr-value"><span class="token punctuation">=</span><span class="token punctuation">"</span>This</span> <span class="token attr-name">is</span> <span class="token attr-name">panel</span> <span class="token attr-name">header</span> <span class="token attr-name">1"</span> <span class="token attr-name">key</span><span class="token attr-value"><span class="token punctuation">=</span><span class="token punctuation">"</span>1<span class="token punctuation">"</span></span><span class="token punctuation">></span></span>
<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>p</span><span class="token punctuation">></span></span><span class="token punctuation">{</span>text<span class="token punctuation">}</span><span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>p</span><span class="token punctuation">></span></span>
<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>Panel</span><span class="token punctuation">></span></span>
<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>Panel</span> <span class="token attr-name">header</span><span class="token attr-value"><span class="token punctuation">=</span><span class="token punctuation">"</span>This</span> <span class="token attr-name">is</span> <span class="token attr-name">panel</span> <span class="token attr-name">header</span> <span class="token attr-name">2"</span> <span class="token attr-name">key</span><span class="token attr-value"><span class="token punctuation">=</span><span class="token punctuation">"</span>2<span class="token punctuation">"</span></span><span class="token punctuation">></span></span>
<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>p</span><span class="token punctuation">></span></span><span class="token punctuation">{</span>text<span class="token punctuation">}</span><span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>p</span><span class="token punctuation">></span></span>
<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>Panel</span><span class="token punctuation">></span></span>
<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>Panel</span> <span class="token attr-name">header</span><span class="token attr-value"><span class="token punctuation">=</span><span class="token punctuation">"</span>This</span> <span class="token attr-name">is</span> <span class="token attr-name">panel</span> <span class="token attr-name">header</span> <span class="token attr-name">3"</span> <span class="token attr-name">key</span><span class="token attr-value"><span class="token punctuation">=</span><span class="token punctuation">"</span>3<span class="token punctuation">"</span></span><span class="token punctuation">></span></span>
<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>p</span><span class="token punctuation">></span></span><span class="token punctuation">{</span>text<span class="token punctuation">}</span><span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>p</span><span class="token punctuation">></span></span>
<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>Panel</span><span class="token punctuation">></span></span>
<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>Collapse</span><span class="token punctuation">></span></span>
<span class="token punctuation">,</span> mountNode<span class="token punctuation">)</span><span class="token punctuation">;</span></code></pre></div></section></section><section class="code-box" id="components-collapse-demo-custom" data-reactid="477"><section class="code-box-demo" data-reactid="478"><div class="ant-collapse ant-collapse-borderless" data-reactid="479"><div class="ant-collapse-item ant-collapse-item-active" style="background:#f7f7f7;border-radius:4px;margin-bottom:24px;border:0;" data-reactid="480"><div class="ant-collapse-header" role="tab" aria-expanded="true" data-reactid="481"><i class="arrow" data-reactid="482"></i><!-- react-text: 483 -->This is panel header 1<!-- /react-text --></div><div class="ant-collapse-content ant-collapse-content-active" role="tabpanel" data-reactid="484"><div class="ant-collapse-content-box" data-reactid="485"><p data-reactid="486">
A dog is a type of domesticated animal.
Known for its loyalty and faithfulness,
it can be found as a welcome guest in many households across the world.
</p></div></div></div><div class="ant-collapse-item" style="background:#f7f7f7;border-radius:4px;margin-bottom:24px;border:0;" data-reactid="487"><div class="ant-collapse-header" role="tab" aria-expanded="false" data-reactid="488"><i class="arrow" data-reactid="489"></i><!-- react-text: 490 -->This is panel header 2<!-- /react-text --></div><!-- react-empty: 491 --></div><div class="ant-collapse-item" style="background:#f7f7f7;border-radius:4px;margin-bottom:24px;border:0;" data-reactid="492"><div class="ant-collapse-header" role="tab" aria-expanded="false" data-reactid="493"><i class="arrow" data-reactid="494"></i><!-- react-text: 495 -->This is panel header 3<!-- /react-text --></div><!-- react-empty: 496 --></div></div></section><section class="code-box-meta markdown" data-reactid="497"><div class="code-box-title" data-reactid="498"><a href="#components-collapse-demo-custom" data-reactid="499">Custom Panel</a><a class="edit-button" href="https://github.com/ant-design/ant-design/edit/master/components/collapse/demo/custom.md" data-reactid="500"><i class="anticon anticon-edit" data-reactid="501"></i></a></div><div data-reactid="502"><p data-reactid="503"><!-- react-text: 504 -->Customize the background, border and margin styles for each panel.<!-- /react-text --></p></div><i title="Show Code" class="anticon anticon-down-circle-o collapse" data-reactid="505"></i></section><section class="highlight-wrapper" data-reactid="506"><div class="highlight" data-reactid="507"><i class="anticon anticon-copy code-box-code-copy" data-reactid="508"></i><pre class="language-jsx" data-reactid="509"><code data-reactid="510"><span class="token keyword">import</span> <span class="token punctuation">{</span> Collapse <span class="token punctuation">}</span> <span class="token keyword">from</span> <span class="token string">'antd'</span><span class="token punctuation">;</span>
<span class="token keyword">const</span> Panel <span class="token operator">=</span> Collapse<span class="token punctuation">.</span>Panel<span class="token punctuation">;</span>
<span class="token keyword">const</span> text <span class="token operator">=</span> <span class="token template-string"><span class="token string">`
A dog is a type of domesticated animal.
Known for its loyalty and faithfulness,
it can be found as a welcome guest in many households across the world.
`</span></span><span class="token punctuation">;</span>
<span class="token keyword">const</span> customPanelStyle <span class="token operator">=</span> <span class="token punctuation">{</span>
background<span class="token punctuation">:</span> <span class="token string">'#f7f7f7'</span><span class="token punctuation">,</span>
borderRadius<span class="token punctuation">:</span> <span class="token number">4</span><span class="token punctuation">,</span>
marginBottom<span class="token punctuation">:</span> <span class="token number">24</span><span class="token punctuation">,</span>
border<span class="token punctuation">:</span> <span class="token number">0</span><span class="token punctuation">,</span>
<span class="token punctuation">}</span><span class="token punctuation">;</span>
ReactDOM<span class="token punctuation">.</span><span class="token function">render</span><span class="token punctuation">(</span>
<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>Collapse</span> <span class="token attr-name">bordered</span><span class="token script language-javascript"><span class="token punctuation">=</span><span class="token punctuation">{</span><span class="token boolean">false</span><span class="token punctuation">}</span></span> <span class="token attr-name">defaultActiveKey</span><span class="token script language-javascript"><span class="token punctuation">=</span><span class="token punctuation">{</span><span class="token punctuation">[</span><span class="token string">'1'</span><span class="token punctuation">]</span><span class="token punctuation">}</span></span><span class="token punctuation">></span></span>
<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>Panel</span> <span class="token attr-name">header</span><span class="token attr-value"><span class="token punctuation">=</span><span class="token punctuation">"</span>This</span> <span class="token attr-name">is</span> <span class="token attr-name">panel</span> <span class="token attr-name">header</span> <span class="token attr-name">1"</span> <span class="token attr-name">key</span><span class="token attr-value"><span class="token punctuation">=</span><span class="token punctuation">"</span>1<span class="token punctuation">"</span></span> <span class="token attr-name">style</span><span class="token script language-javascript"><span class="token punctuation">=</span><span class="token punctuation">{</span>customPanelStyle<span class="token punctuation">}</span></span><span class="token punctuation">></span></span>
<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>p</span><span class="token punctuation">></span></span><span class="token punctuation">{</span>text<span class="token punctuation">}</span><span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>p</span><span class="token punctuation">></span></span>
<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>Panel</span><span class="token punctuation">></span></span>
<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>Panel</span> <span class="token attr-name">header</span><span class="token attr-value"><span class="token punctuation">=</span><span class="token punctuation">"</span>This</span> <span class="token attr-name">is</span> <span class="token attr-name">panel</span> <span class="token attr-name">header</span> <span class="token attr-name">2"</span> <span class="token attr-name">key</span><span class="token attr-value"><span class="token punctuation">=</span><span class="token punctuation">"</span>2<span class="token punctuation">"</span></span> <span class="token attr-name">style</span><span class="token script language-javascript"><span class="token punctuation">=</span><span class="token punctuation">{</span>customPanelStyle<span class="token punctuation">}</span></span><span class="token punctuation">></span></span>
<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>p</span><span class="token punctuation">></span></span><span class="token punctuation">{</span>text<span class="token punctuation">}</span><span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>p</span><span class="token punctuation">></span></span>
<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>Panel</span><span class="token punctuation">></span></span>
<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>Panel</span> <span class="token attr-name">header</span><span class="token attr-value"><span class="token punctuation">=</span><span class="token punctuation">"</span>This</span> <span class="token attr-name">is</span> <span class="token attr-name">panel</span> <span class="token attr-name">header</span> <span class="token attr-name">3"</span> <span class="token attr-name">key</span><span class="token attr-value"><span class="token punctuation">=</span><span class="token punctuation">"</span>3<span class="token punctuation">"</span></span> <span class="token attr-name">style</span><span class="token script language-javascript"><span class="token punctuation">=</span><span class="token punctuation">{</span>customPanelStyle<span class="token punctuation">}</span></span><span class="token punctuation">></span></span>
<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>p</span><span class="token punctuation">></span></span><span class="token punctuation">{</span>text<span class="token punctuation">}</span><span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>p</span><span class="token punctuation">></span></span>
<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>Panel</span><span class="token punctuation">></span></span>
<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>Collapse</span><span class="token punctuation">></span></span>
<span class="token punctuation">,</span> mountNode<span class="token punctuation">)</span><span class="token punctuation">;</span></code></pre></div></section></section></div></div><section class="markdown api-container" data-reactid="511"><h2 id="API" data-reactid="512"><span data-reactid="513"><!-- react-text: 514 -->API<!-- /react-text --></span><a href="#API" class="anchor" data-reactid="515">#</a></h2><h3 id="Collapse" data-reactid="516"><span data-reactid="517"><!-- react-text: 518 -->Collapse<!-- /react-text --></span><a href="#Collapse" class="anchor" data-reactid="519">#</a></h3><table data-reactid="520"><thead data-reactid="521"><tr data-reactid="522"><th data-reactid="523"><!-- react-text: 524 -->Property<!-- /react-text --></th><th data-reactid="525"><!-- react-text: 526 -->Description<!-- /react-text --></th><th data-reactid="527"><!-- react-text: 528 -->Type<!-- /react-text --></th><th data-reactid="529"><!-- react-text: 530 -->Default<!-- /react-text --></th></tr></thead><tbody data-reactid="531"><tr data-reactid="532"><td data-reactid="533"><!-- react-text: 534 -->activeKey<!-- /react-text --></td><td data-reactid="535"><!-- react-text: 536 -->key of the active panel<!-- /react-text --></td><td data-reactid="537"><!-- react-text: 538 -->string[]<!-- /react-text --><!-- react-text: 539 -->|<!-- /react-text --><!-- react-text: 540 -->string<!-- /react-text --></td><td data-reactid="541"><!-- react-text: 542 -->No default value. In <!-- /react-text --><code data-reactid="543"><!-- react-text: 544 -->accordion<!-- /react-text --></code><!-- react-text: 545 --> mode, it&#x27;s the key of the first panel.<!-- /react-text --></td></tr><tr data-reactid="546"><td data-reactid="547"><!-- react-text: 548 -->defaultActiveKey<!-- /react-text --></td><td data-reactid="549"><!-- react-text: 550 -->key of the initialized active panel<!-- /react-text --></td><td data-reactid="551"><!-- react-text: 552 -->string<!-- /react-text --></td><td data-reactid="553"><!-- react-text: 554 -->-<!-- /react-text --></td></tr><tr data-reactid="555"><td data-reactid="556"><!-- react-text: 557 -->onChange<!-- /react-text --></td><td data-reactid="558"><!-- react-text: 559 -->a callback function, which can be executed when you switch the panels<!-- /react-text --></td><td data-reactid="560"><!-- react-text: 561 -->Function<!-- /react-text --></td><td data-reactid="562"><!-- react-text: 563 -->-<!-- /react-text --></td></tr></tbody></table><h3 id="Collapse.Panel" data-reactid="564"><span data-reactid="565"><!-- react-text: 566 -->Collapse.Panel<!-- /react-text --></span><a href="#Collapse.Panel" class="anchor" data-reactid="567">#</a></h3><table data-reactid="568"><thead data-reactid="569"><tr data-reactid="570"><th data-reactid="571"><!-- react-text: 572 -->Property<!-- /react-text --></th><th data-reactid="573"><!-- react-text: 574 -->Description<!-- /react-text --></th><th data-reactid="575"><!-- react-text: 576 -->Type<!-- /react-text --></th><th data-reactid="577"><!-- react-text: 578 -->Default<!-- /react-text --></th></tr></thead><tbody data-reactid="579"><tr data-reactid="580"><td data-reactid="581"><!-- react-text: 582 -->key<!-- /react-text --></td><td data-reactid="583"><!-- react-text: 584 -->corresponds to the <!-- /react-text --><code data-reactid="585"><!-- react-text: 586 -->activeKey<!-- /react-text --></code></td><td data-reactid="587"><!-- react-text: 588 -->string<!-- /react-text --></td><td data-reactid="589"><!-- react-text: 590 -->-<!-- /react-text --></td></tr><tr data-reactid="591"><td data-reactid="592"><!-- react-text: 593 -->header<!-- /react-text --></td><td data-reactid="594"><!-- react-text: 595 -->title of the panel<!-- /react-text --></td><td data-reactid="596"><!-- react-text: 597 -->string<!-- /react-text --><!-- react-text: 598 -->|<!-- /react-text --><!-- react-text: 599 -->ReactNode<!-- /react-text --></td><td data-reactid="600"><!-- react-text: 601 -->-<!-- /react-text --></td></tr></tbody></table></section></article></div></div><div class="ant-row" data-reactid="602"><div class="ant-col-xs-24 ant-col-sm-24 ant-col-md-18 ant-col-md-offset-6 ant-col-lg-20 ant-col-lg-offset-4" data-reactid="603"><section class="prev-next-nav" data-reactid="604"><a class="prev-page" href="/components/carousel/" data-reactid="605"><span data-reactid="606">Carousel</span><span class="chinese" data-reactid="607"></span></a><a class="next-page" href="/components/popover/" data-reactid="608"><span data-reactid="609">Popover</span><span class="chinese" data-reactid="610"></span></a></section></div></div></div><footer id="footer" data-reactid="611"><ul data-reactid="612"><li data-reactid="613"><h2 data-reactid="614"><i class="anticon anticon-github" data-reactid="615"></i><!-- react-text: 616 --> GitHub<!-- /react-text --></h2><div data-reactid="617"><a target="_blank " href="https://github.com/ant-design/ant-design" data-reactid="618"><span data-reactid="619">Repository</span></a></div><div data-reactid="620"><a target="_blank " href="https://ant.design/docs/react/customize-theme" data-reactid="621"><span data-reactid="622">Customize Theme</span></a></div><div data-reactid="623"><a target="_blank " href="https://github.com/websemantics/awesome-ant-design" data-reactid="624"><span data-reactid="625">Awesome Ant Design</span></a></div></li><li data-reactid="626"><h2 data-reactid="627"><i class="anticon anticon-link" data-reactid="628"></i><!-- react-text: 629 --> <!-- /react-text --><span data-reactid="630">Links</span></h2><div data-reactid="631"><a href="http://mobile.ant.design" data-reactid="632">Ant Design Mobile</a><span data-reactid="633"> - 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