remove name attribute for zh-CN

1 files changed, 6 insertions, 6 deletions

diff --git a/files/zh-cn/web/javascript/reference/global_objects/string/substr/index.html b/files/zh-cn/web/javascript/reference/global_objects/string/substr/index.html
index 2fb5de2276..a21f6f1f87 100644
--- a/files/zh-cn/web/javascript/reference/global_objects/string/substr/index.html
+++ b/files/zh-cn/web/javascript/reference/global_objects/string/substr/index.html
@@ -11,11 +11,11 @@ translation_of: Web/JavaScript/Reference/Global_Objects/String/substr
 
 <p><code><strong>substr()</strong></code> 方法返回一个字符串中从指定位置开始到指定字符数的字符。</p>
 
-<h2 id="Syntax" name="Syntax">语法</h2>
+<h2 id="Syntax">语法</h2>
 
 <pre class="syntaxbox"><code><em>str</em>.substr(<em>start</em>[, <em>length</em>])</code></pre>
 
-<h3 id="Parameters" name="Parameters">参数</h3>
+<h3 id="Parameters">参数</h3>
 
 <dl>
  <dt><code>start</code></dt>
@@ -27,7 +27,7 @@ translation_of: Web/JavaScript/Reference/Global_Objects/String/substr
  <dd>可选。提取的字符数。</dd>
 </dl>
 
-<h2 id="Description" name="Description">描述</h2>
+<h2 id="Description">描述</h2>
 
 <p><code>start</code> 是一个字符的索引。首字符的索引为 0，最后一个字符的索引为 字符串的长度减去1。<code>substr</code> 从 <code>start</code> 位置开始提取字符，提取 <code>length</code> 个字符（或直到字符串的末尾）。</p>
 
@@ -39,7 +39,7 @@ translation_of: Web/JavaScript/Reference/Global_Objects/String/substr
 
 <h2 id="示例">示例</h2>
 
-<h3 id="Example:_Using_substr" name="Example:_Using_substr">例子：使用 <code>substr</code></h3>
+<h3 id="Example:_Using_substr">例子：使用 <code>substr</code></h3>
 
 <pre class="brush: js">var str = "abcdefghij";
 
@@ -51,7 +51,7 @@ console.log("(-20, 2): " + str.substr(-20,2)); // (-20, 2): ab
 console.log("(20, 2): "  + str.substr(20,2));  // (20, 2):
 </pre>
 
-<h2 id="Description" name="Description">兼容旧环境（Polyfill）</h2>
+<h2 id="Description">兼容旧环境（Polyfill）</h2>
 
 <p>Microsoft's JScript 不支持负的 start 索引。如果你想充分利用该方法的功能，则需要使用下面的兼容性代码修复此 bug：</p>
 
@@ -158,7 +158,7 @@ if ('ab'.substr(-1) != 'b')
 
 <p><strong>Note</strong>: Up to version 3.6, Firefox had a bug which caused <code>substr</code> to return empty result when an explicit <code>undefined</code> value was passed in as the <code>length</code>.</p>
 
-<h2 id="See_also" name="See_also">相关链接</h2>
+<h2 id="See_also">相关链接</h2>
 
 <ul>
  <li>{{jsxref("String.prototype.slice()")}}</li>