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  87. 					
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  88.   <div class="section" id="width">
    89. 

  89. <h1>width<a class="headerlink" href="#width" title="Permalink to this headline"></a></h1>
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  91. <h2>Module<a class="headerlink" href="#module" title="Permalink to this headline"></a></h2>
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  93. <div><a class="reference internal" href="index.html#module-Node" title="Node"><tt class="xref py py-mod docutils literal"><span class="pre">Node</span></tt></a></div></blockquote>
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  96. <h2>Methods<a class="headerlink" href="#methods" title="Permalink to this headline"></a></h2>
    97. 

  97. <dl class="method">
    98. 

  98. <dt id="Node.NodeList.width">
    99. 

  99. <tt class="descclassname">NodeList.</tt><tt class="descname">width</tt><big>(</big><big>)</big><a class="headerlink" href="#Node.NodeList.width" title="Permalink to this definition"></a></dt>
    100. 

  100. <dd><div class="line-block">
    101. 

  101. <div class="line">NodeList <strong>width</strong> ()</div>
    102. 

  102. <div class="line">得到当前节点列表第一个节点的计算宽度</div>
    103. 

  103. </div>
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  105. <col class="field-name" />
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  106. <col class="field-body" />
    107. 

  107. <tbody valign="top">
    108. 

  108. <tr class="field"><th class="field-name" colspan="2">Return type:</th></tr>
    109. 

  109. <tr><td>&nbsp;</td><td class="field-body">number</td>
    110. 

  110. </tr>
    111. 

  111. </tbody>
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  112. </table>
    113. 

  113. <p>和 <tt class="docutils literal"><span class="pre">css('width')</span></tt> 的区别在于该函数返回不带单位的纯数值, 而前者则返回带单位的原始值(例如 <tt class="docutils literal"><span class="pre">400px</span></tt> ).
    114. 

  114. 当需要数值计算时, 推荐该方法.</p>
    115. 

  115. <p class="versionadded">
    116. 

  116. <span class="versionmodified">New in version 1.2: </span>该方法也可以用来得到 windw 和 document 的宽度</p>
    117. 

  117. <div class="highlight-javascript"><div class="highlight"><pre><span class="nx">KISSY</span><span class="p">.</span><span class="nx">use</span><span class="p">(</span><span class="s2">&quot;node&quot;</span><span class="p">,</span><span class="kd">function</span><span class="p">(</span><span class="nx">S</span><span class="p">,</span><span class="nx">Node</span><span class="p">){</span>
    118. 

  118.     <span class="nx">Node</span><span class="p">.</span><span class="nx">all</span><span class="p">(</span><span class="nb">window</span><span class="p">).</span><span class="nx">width</span><span class="p">();</span> <span class="c1">// 得到浏览器可以区域的高度, 相当于 DOM.viewportWidth()</span>
    119. 

  119.     <span class="nx">Node</span><span class="p">.</span><span class="nx">all</span><span class="p">(</span><span class="nb">document</span><span class="p">).</span><span class="nx">width</span><span class="p">();</span> <span class="c1">//得到 html 文档的高度, 相当于 DOM.docWidth()</span>
    120. 

  120. <span class="p">});</span>
    121. 

  121. </pre></div>
    122. 

  122. </div>
    123. 

  123. <div class="line-block">
    124. 

  124. <div class="line">NodeList <strong>width</strong> ( value )</div>
    125. 

  125. <div class="line">设置当前列表每个元素的 css width 值.</div>
    126. 

  126. </div>
    127. 

  127. <table class="docutils field-list" frame="void" rules="none">
    128. 

  128. <col class="field-name" />
    129. 

  129. <col class="field-body" />
    130. 

  130. <tbody valign="top">
    131. 

  131. <tr class="field"><th class="field-name" colspan="2">Parameters:</th></tr>
    132. 

  132. <tr><td>&nbsp;</td><td class="field-body"><strong>value</strong> (<em>number|string</em>) &#8211; 代表像素的整数值, 或数字加上其他单位的字符串值.</td>
    133. 

  133. </tr>
    134. 

  134. </tbody>
    135. 

  135. </table>
    136. 

  136. <div class="admonition note">
    137. 

  137. <p class="first admonition-title">Note</p>
    138. 

  138. <p class="last">在现代浏览器中, css width 属性不包括 padding , border 或者 margin.</p>
    139. 

  139. </div>
    140. 

  140. <p>例子可参考 <tt class="xref py py-meth docutils literal"><span class="pre">height()</span></tt></p>
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