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  9. <title>each &mdash; KISSY v1.3 Documentation</title>
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  91.     <li><a href="../../../index.html">KISSY v1.3 Documentation</a> &#187; </li>
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  92.       <li><a href="../../index.html" >API Documentation</a> &#187; </li>
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  93.       <li><a href="../index.html" >Seed</a> &#187; </li>
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    97. 

  97. 					<div class="body">
    98. 

  98.   <div class="section" id="each">
    99. 

  99. <h1>each<a class="headerlink" href="#each" title="Permalink to this headline"></a></h1>
    100. 

  100. <div class="section" id="methods">
    101. 

  101. <h2>Methods<a class="headerlink" href="#methods" title="Permalink to this headline"></a></h2>
    102. 

  102. <dl class="function">
    103. 

  103. <dt id="seed.KISSY.each">
    104. 

  104. <tt class="descclassname">KISSY.</tt><tt class="descname">each</tt><big>(</big><big>)</big><a class="headerlink" href="#seed.KISSY.each" title="Permalink to this definition"></a></dt>
    105. 

  105. <dd><div class="line-block">
    106. 

  106. <div class="line">Object <strong>KISSY.each</strong> ( o, fn[, context] )</div>
    107. 

  107. <div class="line">遍历数组中的每一项, 执行指定方法.</div>
    108. 

  108. </div>
    109. 

  109. <table class="docutils field-list" frame="void" rules="none">
    110. 

  110. <col class="field-name" />
    111. 

  111. <col class="field-body" />
    112. 

  112. <tbody valign="top">
    113. 

  113. <tr class="field-odd field"><th class="field-name">Parameters:</th><td class="field-body"><ul class="first last simple">
    114. 

  114. <li><strong>o</strong> (<em>Array|object</em>) &#8211; 需要遍历的数组或对象</li>
    115. 

  115. <li><strong>fn</strong> (<em>function</em>) &#8211; <p>执行时, 接收 3 个参数：</p>
    116. 

  116. <ul>
    117. 

  117. <li>当 o 为数组时, 参数为当前数组单项值, 当前 index, 数组 o</li>
    118. 

  118. <li>当 o 为对象时, 参数为当前值 (value), 当前键 (key), 对象 o</li>
    119. 

  119. </ul>
    120. 

  120. </li>
    121. 

  121. <li><strong>context</strong> (<em>object</em>) &#8211; fn 的上下文对象, 不指定为全局 window</li>
    122. 

  122. </ul>
    123. 

  123. </td>
    124. 

  124. </tr>
    125. 

  125. </tbody>
    126. 

  126. </table>
    127. 

  127. <p>例如</p>
    128. 

  128. <div class="highlight-javascript"><div class="highlight"><pre><span class="kd">var</span> <span class="nx">S</span> <span class="o">=</span> <span class="nx">KISSY</span><span class="p">,</span>
    129. 

  129. <span class="nx">arr</span> <span class="o">=</span> <span class="p">[</span><span class="mi">1</span><span class="p">,</span> <span class="mi">2</span><span class="p">,</span> <span class="mi">3</span><span class="p">,</span> <span class="mi">4</span><span class="p">,</span> <span class="mi">5</span><span class="p">],</span>
    130. 

  130. <span class="nx">obj</span> <span class="o">=</span> <span class="p">{</span>
    131. 

  131.     <span class="s1">&#39;hi&#39;</span><span class="o">:</span> <span class="s1">&#39;kissy&#39;</span><span class="p">,</span>
    132. 

  132.     <span class="s1">&#39;bye&#39;</span><span class="o">:</span> <span class="s1">&#39;world&#39;</span>
    133. 

  133. <span class="p">},</span>
    134. 

  134. <span class="nx">sum</span> <span class="o">=</span> <span class="mi">0</span><span class="p">;</span>
    135. 

  135. 

  136. <span class="nx">S</span><span class="p">.</span><span class="nx">each</span><span class="p">(</span><span class="nx">arr</span><span class="p">,</span> <span class="kd">function</span><span class="p">(</span><span class="nx">item</span><span class="p">)</span> <span class="p">{</span>
    137. 

  137.     <span class="nx">sum</span> <span class="o">+=</span> <span class="nx">item</span><span class="p">;</span>
    138. 

  138. <span class="p">});</span>
    139. 

  139. <span class="nx">S</span><span class="p">.</span><span class="nx">log</span><span class="p">(</span><span class="nx">sum</span><span class="p">);</span> <span class="c1">// =&gt; 15</span>
    140. 

  140. 

  141. 

  142. <span class="nx">S</span><span class="p">.</span><span class="nx">each</span><span class="p">(</span><span class="nx">obj</span><span class="p">,</span> <span class="kd">function</span><span class="p">(</span><span class="nx">v</span><span class="p">,</span><span class="nx">k</span><span class="p">)</span> <span class="p">{</span>
    143. 

  143.     <span class="nx">S</span><span class="p">.</span><span class="nx">log</span><span class="p">([</span><span class="nx">v</span><span class="p">,</span><span class="nx">k</span><span class="p">]);</span>
    144. 

  144. <span class="p">});</span>
    145. 

  145. </pre></div>
    146. 

  146. </div>
    147. 

  147. </dd></dl>
    148. 

  148. 

  149. </div>
    150. 

  150. </div>
    151. 

  151. 

  152. </div>
    153. 

  153.                     
    154. 

  154. 

  155. <div class='related'>
    156. 

  156.     <h3>Navigation</h3>
    157. 

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    161. 

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  162.     <li class="right" >
    163. 

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    164. 

  164.          >modules</a> | </li>
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  167.          accesskey="N">next</a> | </li>
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  168.     <li class="right" >
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  169.       <a href="clone.html" title="clone"
    170. 

  170.          accesskey="P">previous</a> | </li>
    171. 

  171.     <li><a href="../../../index.html">KISSY v1.3 Documentation</a> &#187; </li>
    172. 

  172.       <li><a href="../../index.html" >API Documentation</a> &#187; </li>
    173. 

  173.       <li><a href="../index.html" >Seed</a> &#187; </li>
    174. 

  174.       <li><a href="index.html" accesskey="U">lang</a> &#187; </li> 
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    267. 

  267.     </ul>
    268. 

  268. </ul>
    269. 

  269.         
    270. 

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    271. 

  271.     
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