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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<meta name=viewport content="initial-scale=1.0, maximum-scale=1.0, user-scalable=no">
<!--[if lt IE 9]>
<script src="http://html5shim.googlecode.com/svn/trunk/html5.js"></script>
<![endif]-->
<title>Zepto.js-translate by yaotaiyang</title>
<meta name="keywords" content="Zepto, Zepto API 中文版,Zepto 中文手册,Zepto API,Zepto API 中文版,Zepto 中文手册,Zepto API 1.0, Zepto API 1.0 中文版,Zepto 1.0 中文手册,Zepto 1.0 API" />
<meta name="description" content="Zepto, Zepto API 中文版,Zepto 中文手册,Zepto API,Zepto API 中文版,Zepto 中文手册,Zepto API 1.0, Zepto API 1.0 中文版,Zepto 1.0 中文手册,Zepto 1.0 API" />
<meta name=description content="The aerogel-weight jQuery-compatible JavaScript library
">
<link rel=stylesheet href="docs/style.css">
<meta name=apple-mobile-web-app-capable content=yes>
<meta name=apple-mobile-web-app-status-bar-style content=white>
<meta name=format-detection content="telephone=no"
<link rel=apple-touch-icon-precomposed href="docs/icon.png">
</head>
<body>
<div id="menu_icon">≣</div>
<aside id="sidebar" class="interface">
<a class="toc_title" href="#">
Zepto.js <span class="version">(1.0)</span>
</a>
<ul class=toc_section>
<li><a href="#download">Download</a></li>
<li><a href="#platforms">Target Platforms</a></li>
<li><a href="#changelog">Change Log</a></li>
<li><a href="#thanks">Acknowledgements</a></li>
</ul>
<hr>
<a class=toc_title href="#core">Core</a>
<ul class=toc_section>
<li><a href="#$()">$()</a></li>
<li><a href="#$.camelCase">$.camelCase</a></li>
<li><a href="#$.contains">$.contains</a></li>
<li><a href="#$.each">$.each</a></li>
<li><a href="#$.extend">$.extend</a></li>
<li><a href="#$.fn">$.fn</a></li>
<li><a href="#$.grep">$.grep</a></li>
<li><a href="#$.inArray">$.inArray</a></li>
<li><a href="#$.isArray">$.isArray</a></li>
<li><a href="#$.isFunction">$.isFunction</a></li>
<li><a href="#$.isPlainObject">$.isPlainObject</a></li>
<li><a href="#$.isWindow">$.isWindow</a></li>
<li><a href="#$.map">$.map</a></li>
<li><a href="#$.parseJSON">$.parseJSON</a></li>
<li><a href="#$.trim">$.trim</a></li>
<li><a href="#$.type">$.type</a></li>
<li><a href="#add">add</a></li>
<li><a href="#addClass">addClass</a></li>
<li><a href="#after">after</a></li>
<li><a href="#append">append</a></li>
<li><a href="#appendTo">appendTo</a></li>
<li><a href="#attr">attr</a></li>
<li><a href="#before">before</a></li>
<li><a href="#children">children</a></li>
<li><a href="#clone">clone</a></li>
<li><a href="#closest">closest</a></li>
<li><a href="#concat">concat</a></li>
<li><a href="#contents">contents</a></li>
<li><a href="#css">css</a></li>
<li><a href="#data">data</a></li>
<li><a href="#each">each</a></li>
<li><a href="#empty">empty</a></li>
<li><a href="#eq">eq</a></li>
<li><a href="#filter">filter</a></li>
<li><a href="#find">find</a></li>
<li><a href="#first">first</a></li>
<li><a href="#forEach">forEach</a></li>
<li><a href="#get">get</a></li>
<li><a href="#has">has</a></li>
<li><a href="#hasClass">hasClass</a></li>
<li><a href="#height">height</a></li>
<li><a href="#hide">hide</a></li>
<li><a href="#html">html</a></li>
<li><a href="#index">index</a></li>
<li><a href="#indexOf">indexOf</a></li>
<li><a href="#insertAfter">insertAfter</a></li>
<li><a href="#insertBefore">insertBefore</a></li>
<li><a href="#is">is</a></li>
<li><a href="#last">last</a></li>
<li><a href="#map">map</a></li>
<li><a href="#next">next</a></li>
<li><a href="#not">not</a></li>
<li><a href="#offset">offset</a></li>
<li><a href="#offsetParent">offsetParent</a></li>
<li><a href="#parent">parent</a></li>
<li><a href="#parents">parents</a></li>
<li><a href="#pluck">pluck</a></li>
<li><a href="#position">position</a></li>
<li><a href="#prepend">prepend</a></li>
<li><a href="#prependTo">prependTo</a></li>
<li><a href="#prev">prev</a></li>
<li><a href="#prop">prop</a></li>
<li><a href="#push">push</a></li>
<li><a href="#ready">ready</a></li>
<li><a href="#reduce">reduce</a></li>
<li><a href="#remove">remove</a></li>
<li><a href="#removeAttr">removeAttr</a></li>
<li><a href="#removeClass">removeClass</a></li>
<li><a href="#replaceWith">replaceWith</a></li>
<li><a href="#scrollTop">scrollTop</a></li>
<li><a href="#show">show</a></li>
<li><a href="#siblings">siblings</a></li>
<li><a href="#size">size</a></li>
<li><a href="#slice">slice</a></li>
<li><a href="#text">text</a></li>
<li><a href="#toggle">toggle</a></li>
<li><a href="#toggleClass">toggleClass</a></li>
<li><a href="#unwrap">unwrap</a></li>
<li><a href="#val">val</a></li>
<li><a href="#width">width</a></li>
<li><a href="#wrap">wrap</a></li>
<li><a href="#wrapAll">wrapAll</a></li>
<li><a href="#wrapInner">wrapInner</a></li>
</ul>
<a class=toc_title href="#detect">Detect</a>
<ul class=toc_section>
<li><a href="#Detect module">Detect module</a></li>
</ul>
<a class=toc_title href="#event">Event</a>
<ul class=toc_section>
<li><a href="#$.Event">$.Event</a></li>
<li><a href="#$.proxy">$.proxy</a></li>
<li><a href="#bind">bind</a></li>
<li><a href="#delegate">delegate</a></li>
<li><a href="#die">die</a></li>
<li><a href="#live">live</a></li>
<li><a href="#off">off</a></li>
<li><a href="#on">on</a></li>
<li><a href="#one">one</a></li>
<li><a href="#trigger">trigger</a></li>
<li><a href="#triggerHandler">triggerHandler</a></li>
<li><a href="#unbind">unbind</a></li>
<li><a href="#undelegate">undelegate</a></li>
</ul>
<a class=toc_title href="#ajax">Ajax</a>
<ul class=toc_section>
<li><a href="#$.ajax">$.ajax</a></li>
<li><a href="#$.ajaxJSONP">$.ajaxJSONP</a></li>
<li><a href="#$.ajaxSettings">$.ajaxSettings</a></li>
<li><a href="#$.get">$.get</a></li>
<li><a href="#$.getJSON">$.getJSON</a></li>
<li><a href="#$.param">$.param</a></li>
<li><a href="#$.post">$.post</a></li>
<li><a href="#load">load</a></li>
</ul>
<a class=toc_title href="#form">Form</a>
<ul class=toc_section>
<li><a href="#serialize">serialize</a></li>
<li><a href="#serializeArray">serializeArray</a></li>
<li><a href="#submit">submit</a></li>
</ul>
<a class=toc_title href="#fx">Effects</a>
<ul class=toc_section>
<li><a href="#$.fx">$.fx</a></li>
<li><a href="#animate">animate</a></li>
</ul>
<a class=toc_title href="#touch">Touch</a>
<ul class=toc_section>
<li><a href="#Touch events">Touch events</a></li>
</ul>
</aside>
<div class="container">
<header>
<h1><img src="docs/logo.png" alt=Zepto.js></h1>
<p>
<b>Zepto</b>是一个轻量级的<b>针对现代高级浏览器的JavaScript库,
</b>它与jquery<b>有着类似的api</b>。
如果你会用jquery,那么你也会用zepto。
</p>
<p>
设计的目的是提供jquery的类似的APIs,但并不是100%覆盖jquery为目的。zepto设计的目的是有一个5-10k的通用库、下载并执行快、有一个熟悉通用的API,所以你能把你主要的精力放到应用开发上。
</p>
<p>
Zepto 是一款开源软件,它可以被开发者和商业发布。
<a href="https://github.com/madrobby/zepto/blob/master/MIT-LICENSE">MIT license</a>.
</p>
<p>本API原文地址:<a href="http://zeptojs.com/">http://zeptojs.com/</a></p>
<p>本文翻译问题请联系:<a href="mailto:yaoxiangyang@baidu.com">yaotaiyang</a></p>
<p>
<a href="http://twitter.com/share" class="twitter-share-button" data-url="http://zeptojs.com/" data-text="Zepto.js, a jQuery-compatible micro-library for modern browsers" data-count="horizontal" data-via="zeptojs" data-related="thomasfuchs">Tweet</a>
</p>
</header>
<h3 id=download>下载 Zepto</h3>
<p>
默认的构建包括以下模块:<br>
<em>Core, Ajax, Event, Form, Effects, Polyfill, and Detect</em>.
</p>
<p class=compat>
还有更多的模块; 所以可用模块链接在此 <a href="https://github.com/madrobby/zepto#readme">README</a>.
</p>
<ul class=downloads>
<li>
<a href="http://zeptojs.com/zepto.js" class="download">zepto.js v1.0 (源码)</a>
– <i>54.6k uncompressed, lots of comments</i>
</li>
<li>
<a href="http://zeptojs.com/zepto.min.js" class="download">zepto.min.js v1.0 (压缩代码)</a>
– <i>9.7k when gzipped</i>
</li>
<li>
<a href="https://github.com/madrobby/zepto">Source code on Github</a>
</li>
</ul>
<p>
用一个script标签引入Zepto到你的页面的底部:
</p>
<div class="highlight"><pre><code class="html">...
<span class="nt"></body></span>
<span class="nt"><script </span><span class="na">src=</span><span class="s">zepto.min.js</span><span class="nt">></script></span>
<span class="nt"></html></span>
</code></pre></div>
<p>
如果你需要兼容ie浏览器,你可以用回jquery。
需要注意ie10以后不再支持条件注释(为了提高与HTML5 的可互操作性和兼容性,Internet Explorer 10 标准模式和Quirks 模式中删除了对条件注释的支持),因此,我们建议以下的<code>document.write</code>方法:
</p>
<div class="highlight"><pre><code class="html"><span class="nt"><script></span>
<span class="nb">document</span><span class="p">.</span><span class="nx">write</span><span class="p">(</span><span class="s1">'<script src='</span> <span class="o">+</span>
<span class="p">(</span><span class="s1">'__proto__'</span> <span class="k">in</span> <span class="p">{}</span> <span class="o">?</span> <span class="s1">'zepto'</span> <span class="o">:</span> <span class="s1">'jquery'</span><span class="p">)</span> <span class="o">+</span>
<span class="s1">'.js><\/script>'</span><span class="p">)</span>
<span class="nt"></script></span>
</code></pre></div>
<h3 id=platforms>目标平台</h3>
<h4>桌面浏览器</h4>
<ul>
<li>Safari 5+ (Mac, Win)</li>
<li>Chrome 5+ (Win, Mac, Linux, Chrome OS)</li>
<li>Mozilla Firefox 4+ (Win, Mac, Linux)</li>
<li>Opera 10+ (Win, Mac, Linux)</li>
</ul>
<h4>移动端浏览器</h4>
<ul>
<li>iOS 4+ Safari</li>
<li>Chrome for Android</li>
<li>Chrome for iOS</li>
<li>Android 2.2+ Browser</li>
<li>webOS 1.4.5+ Browser</li>
<li>BlackBerry Tablet OS 1.0.7+ Browser</li>
<li>Amazon Silk 1.0+</li>
<li>Firefox for Android</li>
<li>Firefox OS Browser</li>
<li>Practically any WebKit-based browsers/runtimes</li>
</ul>
<p>
需要注意的是Zepto的一些可选功能是专门针对移动端浏览器的;因为它的最初目标在移动端提供一个精简的类似jquery的js库。
</p>
<p>在浏览器上(Safari和Chrome)上开发页面应用或者使用<a href="http://phonegap.com/">PhoneGap</a>构建基于html的web-view本地应用,使用Zepto是一个不错的选择。
<p>
<p>
总之,除了ie浏览器外,Zepto希望在所有的现代浏览器中作为一种基础环境来使用。
</p>
<h3>手动建立Zepto</h3>
<p>
<code>zepto.js</code>和<code>zepto.min.js</code>提供以上使用方式。
然而,为了更好的程序效果和自由性,可以在使用Zepto源码构建Zepto.js和zepto.min.js的时候选择模块并作测试,
使用<a href="https://github.com/mishoo/UglifyJS">UglifyJS</a>根据你的需要来生成当服务端开启gzipped后,最精简的代码。
</p>
<p>
关于如何建立Zepto的<a href="https://github.com/madrobby/zepto#readme">the README</a>,包含运行测试和补丁。.
</p>
<h3>创建插件</h3>
<p>
可以通过添加方法作为<a href="#$.fn"><code>$.fn</code></a>的属性来写插件:
</p>
<div class="highlight"><pre><code class="js"><span class="p">;(</span><span class="kd">function</span><span class="p">(</span><span class="nx">$</span><span class="p">){</span>
<span class="nx">$</span><span class="p">.</span><span class="nx">extend</span><span class="p">(</span><span class="nx">$</span><span class="p">.</span><span class="nx">fn</span><span class="p">,</span> <span class="p">{</span>
<span class="nx">foo</span><span class="o">:</span> <span class="kd">function</span><span class="p">(){</span>
<span class="c1">// `this` refers to the current Zepto collection.</span>
<span class="c1">// When possible, return the Zepto collection to allow chaining.</span>
<span class="k">return</span> <span class="k">this</span><span class="p">.</span><span class="nx">html</span><span class="p">(</span><span class="s1">'bar'</span><span class="p">)</span>
<span class="p">}</span>
<span class="p">})</span>
<span class="p">})(</span><span class="nx">Zepto</span><span class="p">)</span>
</code></pre></div>
<p>
为了更好开始开发插件,先看下<a href="https://github.com/madrobby/zepto/blob/master/src/zepto.js">source of Zepto's core module</a>,并确认读过<a href="https://github.com/madrobby/zepto#code-style-guidelines">coding style guidelines</a>
</p>
<section id=documentation>
<hr>
<h2 id="core">核心方法</h2>
<article class=method id="$()">
<h3>$()
</h3>
<pre class=signature><code>$(selector, [context]) ⇒ collection
$(<Zepto collection>) ⇒ same collection
$(<DOM nodes>) ⇒ collection
$(htmlString) ⇒ collection
$(htmlString, attributes) ⇒ collection [v1.0]
Zepto(function($){ ... })
</code></pre>
<p>通过执行css选择器包装dom节点,创建元素或者从一个html片段来创建一个Zepto对象。</p>
<p> Zepto集合是一个类似数组的对象,它具有链式方法来操作它指向的dom,除了$对象上的直接方法外(如<code>$.extend</code>),文档对象中的所有方法都是集合方法。</p>
<p>如果选择器中存在content参数(css选择器,dom,或者Zepto集合对象),那么只在所给的节点背景下进行css选择器;这个功能有点像使用<code>$(context).find(selector)</code>。</p>
<p>可以通过一个html字符串片段来创建一个dom节点。也可以通过给定一组属性映射来创建节点。最快的创建但元素,使用<code><div></code> 或 <code><div/></code>形式。</p>
<p>当一个函数附加在 <code>DOMContentLoaded</code> 事件的处理流程中。如果页面已经加载完毕,这个方法将会立即被执行。</p>
<div class="highlight"><pre><code class="js"><span class="nx">$</span><span class="p">(</span><span class="s1">'div'</span><span class="p">)</span> <span class="c1">//=> all DIV elements on the page</span>
<span class="nx">$</span><span class="p">(</span><span class="s1">'#foo'</span><span class="p">)</span> <span class="c1">//=> element with ID "foo"</span>
<span class="c1">// create element:</span>
<span class="nx">$</span><span class="p">(</span><span class="s2">"<p>Hello</p>"</span><span class="p">)</span> <span class="c1">//=> the new P element</span>
<span class="c1">// create element with attributes:</span>
<span class="nx">$</span><span class="p">(</span><span class="s2">"<p />"</span><span class="p">,</span> <span class="p">{</span> <span class="nx">text</span><span class="o">:</span><span class="s2">"Hello"</span><span class="p">,</span> <span class="nx">id</span><span class="o">:</span><span class="s2">"greeting"</span><span class="p">,</span> <span class="nx">css</span><span class="o">:</span><span class="p">{</span><span class="nx">color</span><span class="o">:</span><span class="s1">'darkblue'</span><span class="p">}</span> <span class="p">})</span>
<span class="c1">//=> <p id=greeting style="color:darkblue">Hello</p></span>
<span class="c1">// execute callback when the page is ready:</span>
<span class="nx">Zepto</span><span class="p">(</span><span class="kd">function</span><span class="p">(</span><span class="nx">$</span><span class="p">){</span>
<span class="nx">alert</span><span class="p">(</span><span class="s1">'Ready to Zepto!'</span><span class="p">)</span>
<span class="p">})</span>
</code></pre></div>
<p class=compat>
不支持<a href="http://api.jquery.com/category/selectors/jquery-selector-extensions/">jQuery CSS 扩展</a>,但是可以选的“selector”模块有限提供支持,如一些常用的伪选择器,可以与现有的代码或插件兼容执行。
</p>
</article>
<article class=method id="$.camelCase">
<h3>$.camelCase
<span class=version>v1.0+</span>
</h3>
<pre class=signature><code>$.camelCase(string) ⇒ string
</code></pre>
<p>将一组字符串变成“骆驼”命名法的新字符串,如果该字符已经是“骆驼”命名法,则不变化。</p>
<div class="highlight"><pre><code class="js"><span class="nx">$</span><span class="p">.</span><span class="nx">camelCase</span><span class="p">(</span><span class="s1">'hello-there'</span><span class="p">)</span> <span class="c1">//=> "helloThere"</span>
<span class="nx">$</span><span class="p">.</span><span class="nx">camelCase</span><span class="p">(</span><span class="s1">'helloThere'</span><span class="p">)</span> <span class="c1">//=> "helloThere"</span>
</code></pre></div>
</article>
<article class=method id="$.contains">
<h3>$.contains
<span class=version>v1.0+</span>
</h3>
<pre class=signature><code>$.contains(parent, node) ⇒ boolean
</code></pre>
<p>检查父节点是否包含给定的dom节点,如果两者相同,则返回 <code>false</code>。</p>
</article>
<article class=method id="$.each">
<h3>$.each
</h3>
<pre class=signature><code>$.each(collection, function(index, item){ ... }) ⇒ collection
</code></pre>
<p>遍历数组元素或以key-value值对方式遍历对象。回调函数返回 <code>false</code> 时停止遍历。</p>
<div class="highlight"><pre><code class="js"><span class="nx">$</span><span class="p">.</span><span class="nx">each</span><span class="p">([</span><span class="s1">'a'</span><span class="p">,</span> <span class="s1">'b'</span><span class="p">,</span> <span class="s1">'c'</span><span class="p">],</span> <span class="kd">function</span><span class="p">(</span><span class="nx">index</span><span class="p">,</span> <span class="nx">item</span><span class="p">){</span>
<span class="nx">console</span><span class="p">.</span><span class="nx">log</span><span class="p">(</span><span class="s1">'item %d is: %s'</span><span class="p">,</span> <span class="nx">index</span><span class="p">,</span> <span class="nx">item</span><span class="p">)</span>
<span class="p">})</span>
<span class="kd">var</span> <span class="nx">hash</span> <span class="o">=</span> <span class="p">{</span> <span class="nx">name</span><span class="o">:</span> <span class="s1">'zepto.js'</span><span class="p">,</span> <span class="nx">size</span><span class="o">:</span> <span class="s1">'micro'</span> <span class="p">}</span>
<span class="nx">$</span><span class="p">.</span><span class="nx">each</span><span class="p">(</span><span class="nx">hash</span><span class="p">,</span> <span class="kd">function</span><span class="p">(</span><span class="nx">key</span><span class="p">,</span> <span class="nx">value</span><span class="p">){</span>
<span class="nx">console</span><span class="p">.</span><span class="nx">log</span><span class="p">(</span><span class="s1">'%s: %s'</span><span class="p">,</span> <span class="nx">key</span><span class="p">,</span> <span class="nx">value</span><span class="p">)</span>
<span class="p">})</span>
</code></pre></div>
</article>
<article class=method id="$.extend">
<h3>$.extend
</h3>
<pre class=signature><code>$.extend(target, [source, [source2, ...]]) ⇒ target
$.extend(true, target, [source, ...]) ⇒ target [v1.0]
</code></pre>
<p>通过源对象扩展目标对象的属性,源对象属性将覆盖目标对象属性。</p>
<p>默认情况下为,复制为浅复制。如果第一个参数为true表示深度复制。</p>
<div class="highlight"><pre><code class="js"><span class="kd">var</span> <span class="nx">target</span> <span class="o">=</span> <span class="p">{</span> <span class="nx">one</span><span class="o">:</span> <span class="s1">'patridge'</span> <span class="p">},</span>
<span class="nx">source</span> <span class="o">=</span> <span class="p">{</span> <span class="nx">two</span><span class="o">:</span> <span class="s1">'turtle doves'</span> <span class="p">}</span>
<span class="nx">$</span><span class="p">.</span><span class="nx">extend</span><span class="p">(</span><span class="nx">target</span><span class="p">,</span> <span class="nx">source</span><span class="p">)</span>
<span class="c1">//=> { one: 'patridge',</span>
<span class="c1">// two: 'turtle doves' }</span>
</code></pre></div>
</article>
<article class=method id="$.fn">
<h3>$.fn</h3>
<p> <code>Zepto.fn</code>是一个对象,它拥有Zepto对象上所有可用的方法。如 <a href="#addClass"><code>addClass()</code></a>, <a href="#attr"><code>attr()</code></a>,和其它方法。在这个对象添加一个方法,所有的Zepto对象上都能用到该方法。</p>
<p>这里有一个实现 <a href="#empty"><code>empty()</code></a> 方法的例子:</p>
<div class="highlight">
<pre><code class="js"><span class="nx">$</span><span class="p">.</span><span class="nx">fn</span><span class="p">.</span><span class="nx">empty</span> <span class="o">=</span> <span class="kd">function</span><span class="p">(){</span>
<span class="k">return</span> <span class="k">this</span><span class="p">.</span><span class="nx">each</span><span class="p">(</span><span class="kd">function</span><span class="p">(){</span> <span class="k">this</span><span class="p">.</span><span class="nx">innerHTML</span> <span class="o">=</span> <span class="s1">''</span> <span class="p">})</span>
<span class="p">}</span>
</code></pre></div>
</article>
<article class=method id="$.grep">
<h3>$.grep
<span class=version>v1.0+</span>
</h3>
<pre class=signature><code>$.grep(items, function(item){ ... }) ⇒ array</code></pre>
<div class="highlight">
<pre><code class="js"><span class="nx">$</span><span class="p">.</span><span class="nx">grep</span><span class="p">([1,2,3],</span> <span class="kd">function</span><span class="p">(){</span>
<span class="k">return</span><span class="p"> item > 1
});</span><span class="p"></span>
<span class="c1">//=>[2,3]</span>
</code>
</pre></div>
<p>获取一个新数组,新数组只包含回调函数中返回 ture 的数组项。</p>
</article>
<article class=method id="$.inArray">
<h3>$.inArray
<span class=version>v1.0+</span>
</h3>
<pre class=signature><code>$.inArray(element, array, [fromIndex]) ⇒ number
</code></pre>
<p>搜索数组中指定值并返回它的索引(如果没有找到则返回-1)。</p>
<p><code>[fromIndex]</code> 参数可选,表示从哪个索引值开始向后查找。</p>
<div class="highlight">
<pre><code class="js"><span class="nx">$</span><span class="p">.</span><span class="nx">inArray</span><span class="p">("abc",["bcd","abc","edf","aaa"</span><span class="p">]);</span><span class="p"></span>
<span class="c1">//=>1</span>
<span class="nx">$</span><span class="p">.</span><span class="nx">inArray</span><span class="p">("abc",["bcd","abc","edf","aaa"</span><span class="p">],1);</span><span class="p"></span>
<span class="c1">//=>1</span>
<span class="nx">$</span><span class="p">.</span><span class="nx">inArray</span><span class="p">("abc",["bcd","abc","edf","aaa"</span><span class="p">],2);</span><span class="p"></span>
<span class="c1">//=>-1</span>
</code> </pre>
</div>
</article>
<article class=method id="$.isArray">
<h3>$.isArray
</h3>
<pre class=signature><code>$.isArray(object) ⇒ boolean
</code></pre>
<p>如果object是array,则返回ture。</p>
</article>
<article class=method id="$.isFunction">
<h3>$.isFunction
</h3>
<pre class=signature><code>$.isFunction(object) ⇒ boolean
</code></pre>
<p>如果object是function,则返回ture。</p>
</article>
<article class=method id="$.isPlainObject">
<h3>$.isPlainObject
<span class=version>v1.0+</span>
</h3>
<pre class=signature><code>$.isPlainObject(object) ⇒ boolean
</code></pre>
<p>测试对象是否是纯粹的对象(通过 "{}" 或者 "new Object" 创建的),如果是,则返回true。 </p>
<div class="highlight">
<pre><code class="js"><span class="nx">$</span><span class="p">.</span><span class="nx">isPlainObject</span><span class="p">({})</span> <span class="c1">// => true</span>
<span class="nx">$</span><span class="p">.</span><span class="nx">isPlainObject</span><span class="p">(</span><span class="k">new</span> <span class="nb">Object</span><span class="p">)</span> <span class="c1">// => true</span>
<span class="nx">$</span><span class="p">.</span><span class="nx">isPlainObject</span><span class="p">(</span><span class="k">new</span> <span class="nb">Date</span><span class="p">)</span> <span class="c1">// => false</span>
<span class="nx">$</span><span class="p">.</span><span class="nx">isPlainObject</span><span class="p">(</span><span class="nb">window</span><span class="p">)</span> <span class="c1">// => false</span>
</code></pre>
</div>
</article>
<article class=method id="$.isWindow">
<h3>$.isWindow
<span class=version>v1.0+</span>
</h3>
<pre class=signature><code>$.isWindow(object) ⇒ boolean
</code></pre>
<p>确定参数是否为一个窗口(window对象),如果是则返回true。</p>
<p>这在处理iframe时非常有用,因为每个iframe都有它们自己的window对象,使用常规方法obj==window校验这些objects的时候会失败。</p>
</article>
<article class=method id="$.map">
</article>
<article class=method id="$.map">
<h3>$.map
</h3>
<pre class=signature><code>$.map(collection, function(item, index){ ... }) ⇒ collection
</code></pre>
<p>通过遍历集合中的元素,通过函数返回一个新的数组,<code>null</code> and <code>undefined</code> 将被过滤掉。 </p>
<div class="highlight">
<pre><code class="js"><span class="nx">$</span><span class="p">.</span><span class="nx">map([1,2,3,4,5],</span><span class="kd">function</span><span class="p">(item,index){</span>
if(item>1){<span class="k">return</span><span class="k"></span><span class="p"></span><span class="nx"></span><span class="p"></span><span class="kd"></span><span class="p"></span><span class="k"></span><span class="p"></span><span class="nx"></span><span class="o"></span><span class="s1"></span><span class="p"> item*item;}
}</span><span class="nx">)</span><span class="nx"></span>; <span class="o"></span></code>
<code class="js"><span class="c1">// =>[4, 9, 16, 25]</span></code>
<code class="js"><span class="nx">$</span><span class="p">.</span><span class="nx">map({"yao":1,"tai":2,"yang":3},</span><span class="kd">function</span><span class="p">(item,index){</span>
if(item>1){<span class="k">return</span><span class="k"></span><span class="p"></span><span class="nx"></span><span class="p"></span><span class="kd"></span><span class="p"></span><span class="k"></span><span class="p"></span><span class="nx"></span><span class="o"></span><span class="s1"></span><span class="p"> item*item;}
}</span><span class="nx">)</span><span class="nx"></span>; <span class="o"></span></code>
<code class="js"><span class="c1">// =>[4, 9]</span></code></pre>
</div>
</article>
<article class=method id="$.parseJSON">
<h3>$.parseJSON
<span class=version>v1.0+</span>
</h3>
<pre class=signature><code>$.parseJSON(string) ⇒ object
</code></pre>
<p>类似本地<code>JSON.parse</code> 方法,接受一个标准格式的 JSON 字符串,并返回解析后的 JavaScript 对象。</p>
</article>
<article class=method id="$.trim">
<h3>$.trim
<span class=version>v1.0+</span>
</h3>
<pre class=signature><code>$.trim(string) ⇒ string
</code></pre>
<p>删除字符串开始和末尾的空白符。类似String.prototype.trim()。</p>
</article>
<article class=method id="$.type">
</article>
<article class=method id="$.type">
<h3>$.type
<span class=version>v1.0+</span>
</h3>
<pre class=signature><code>$.type(object) ⇒ string
</code></pre>
<p>获取JavaScript 对象的类型。可能的类型有: <code>null</code> <code>undefined</code> <code>boolean</code> <code>number</code> <code>string</code> <code>function</code> <code>array</code> <code>date</code> <code>regexp</code> <code>object</code> <code>error</code>。</p>
<p>对于其它对象,它只是简单报告为“object”,如果你想知道一个对象是否是一个javascript普通对象,使用 <a href="#$.isPlainObject">isPlainObject</a>。</p>
</article>
<article class=method id="add">
<h3>add
</h3>
<pre class=signature><code>add(selector, [context]) ⇒ self
</code></pre>
<p>添加元素到匹配的元素集合。如果content参数存在,只在content中进行查找,否则在document中查找。</p>
<div class="highlight">
<pre><ul>
<li>list item 1</li>
<li>list item 2</li>
<li>list item 3</li>
</ul>
<p>a paragraph</p>
<script type="text/javascript">
$('li').add('p').css('background-color', 'red');
</script></pre>
</div>
<p> </p>
</article>
<article class=method id="addClass">
</article>
<article class=method id="addClass">
<h3>addClass
</h3>
<pre class=signature><code>addClass(name) ⇒ self
addClass(function(index, oldClassName){ ... }) ⇒ self
</code></pre>
<p>为每个匹配的元素添加指定的class类名。多个class类名通过空格f分隔。</p>
</article>
<article class=method id="after">
</article>
<article class=method id="after">
<h3>after
</h3>
<pre class=signature><code>after(content) ⇒ self
</code></pre>
<p>在每个匹配的元素后插入内容。内容可以为html字符串,dom节点,或者节点组成的数组。 </p>
<div class="highlight">
<pre><code class="js"><span class="nx">$</span><span class="p">(</span><span class="s1">'form label'</span><span class="p">).</span><span class="nx">after</span><span class="p">(</span><span class="s1">'<p>A note below the label</p>'</span><span class="p">)</span>
</code></pre>
</div>
</article>
<article class=method id="append">
<h3>append
</h3>
<pre class=signature><code>append(content) ⇒ self
</code></pre>
<p>在每个匹配的元素末尾插入内容。内容可以为html字符串,dom节点,或者节点组成的数组。 </p>
<div class="highlight">
<pre><code class="js"><span class="nx">$</span><span class="p">(</span><span class="s1">'ul'</span><span class="p">).</span><span class="nx">append</span><span class="p">(</span><span class="s1">'<li>new list item</li>'</span><span class="p">)</span>
</code></pre>
</div>
</article>
<article class=method id="appendTo">
<h3>appendTo
</h3>
<pre class=signature><code>appendTo(target) ⇒ self
</code></pre>
<p>将匹配的元素插入到目标元素的末尾(里面的后面)。这个有点像 <a href="#append">append</a>,但是插入的目标与其相反。 </p>
<div class="highlight">
<pre><code class="js"><span class="nx">$</span><span class="p">(</span><span class="s1">'<li>new list item</li>'</span><span class="p">).</span><span class="nx">appendTo</span><span class="p">(</span><span class="s1">'ul'</span><span class="p">)</span>
</code></pre>
</div>
</article>
<article class=method id="attr">
<h3>attr
</h3>
<pre class=signature><code>attr(name) ⇒ string
attr(name, value) ⇒ self
attr(name, function(index, oldValue){ ... }) ⇒ self
attr({ name: value, name2: value2, ... }) ⇒ self
</code></pre>
<p>读取或设置dom的属性。如果没有给定value参数,则读取Zepto对象第集合一个元素的属性值。当给定了value参数。则设置Zepto对象集合中所有元素所有元素的属性值。当value参数为<code>null</code>,那么这个属性将被移除(类似<a href="#removeAttr">removeAttr</a>),多个属性能以通过对象值对的方式进行设置。 </p>
<p>要读取dom的属性如 <code>checked</code>和<code>selected</code>, 使用 <a href="#prop">prop</a>。</p>
<div class="highlight">
<pre><code class="js"><span class="kd">var</span> <span class="nx">form</span> <span class="o">=</span> <span class="nx">$</span><span class="p">(</span><span class="s1">'form'</span><span class="p">)</span>
<span class="nx">form</span><span class="p">.</span><span class="nx">attr</span><span class="p">(</span><span class="s1">'action'</span><span class="p">)</span> <span class="c1">//=> read value</span>
<span class="nx">form</span><span class="p">.</span><span class="nx">attr</span><span class="p">(</span><span class="s1">'action'</span><span class="p">,</span> <span class="s1">'/create'</span><span class="p">)</span> <span class="c1">//=> set value</span>
<span class="nx">form</span><span class="p">.</span><span class="nx">attr</span><span class="p">(</span><span class="s1">'action'</span><span class="p">,</span> <span class="kc">null</span><span class="p">)</span> <span class="c1">//=> remove attribute</span>
<span class="c1">// multiple attributes:</span>
<span class="nx">form</span><span class="p">.</span><span class="nx">attr</span><span class="p">({</span>
<span class="nx">action</span><span class="o">:</span> <span class="s1">'/create'</span><span class="p">,</span>
<span class="nx">method</span><span class="o">:</span> <span class="s1">'post'</span>
<span class="p">})</span>
</code></pre>
</div>
</article>
<article class=method id="before">
<h3>before
</h3>
<pre class=signature><code>before(content) ⇒ self
</code></pre>
<p>在匹配每个元素的前面(外面)插入内容。内容可以为html字符串,dom节点,或者节点组成的数组。 </p>
<div class="highlight">
<pre><code class="js"><span class="nx">$</span><span class="p">(</span><span class="s1">'table'</span><span class="p">).</span><span class="nx">before</span><span class="p">(</span><span class="s1">'<p>See the following table:</p>'</span><span class="p">)</span>
</code></pre>
</div>
</article>
<article class=method id="children">
<h3>children
</h3>
<pre class=signature><code>children([selector]) ⇒ collection
</code></pre>
<p>获得每个匹配元素集合元素的直接子元素,如果selector存在,只返回符合css选择器的元素。 </p>
<div class="highlight">
<pre><code class="js"><span class="nx">$</span><span class="p">(</span><span class="s1">'ol'</span><span class="p">).</span><span class="nx">children</span><span class="p">(</span><span class="s1">'*:nth-child(2n)'</span><span class="p">)</span>
<span class="c1">//=> every other list item from every ordered list</span>
</code></pre>
</div>
</article>
<article class=method id="clone">
<h3>clone
<span class=version>v1.0+</span>
</h3>
<pre class=signature><code>clone() ⇒ collection
</code></pre>
<p>通过深度克隆来复制集合中的所有元素。 </p>
<p class=compat>此方法不会有数据和事件处理程序复制到新的元素。这点和jquery中利用一个参数来确定是否复制数据和事件处理不相同。</p>
</article>
<article class=method id="closest">
</article>
<article class=method id="closest">
<h3>closest
</h3>