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docs/javascript/Reference/Global_Objects/Reflect/deleteProperty.html

@@ -2,8 +2,8 @@
 <div></div>
 <p>静态方法 <code><strong>Reflect</strong></code><strong><code>.deleteProperty()</code></strong> 允许用于删除属性。它很像 <a href="/en-US/docs/Web/JavaScript/Reference/Operators/delete"><code>delete</code> operator</a> ，但它是一个函数。</p>
 <h2 id="语法">语法</h2>
-<pre class="syntaxbox">Reflect.deleteProperty(target, propertyKey)
-</pre>
+<pre><code class="language-javascript">Reflect.deleteProperty(target, propertyKey)
+</code></pre>
 <h3 id="参数">参数</h3>
 <dl>
 <dt><code>target</code></dt>
@@ -19,7 +19,7 @@
 <p><code>Reflect.deleteProperty</code> 允许你删除一个对象上的属性。返回一个 <a href="Reference/Boolean" title="此页面仍未被本地化, 期待您的翻译!"><code>Boolean</code></a> 值表示该属性是否被成功删除。它几乎与非严格的 <a href="/en-US/docs/Web/JavaScript/Reference/Operators/delete"><code>delete</code> operator</a> 相同。</p>
 <h2 id="示例">示例</h2>
 <h3 id="使用_Reflect.deleteProperty()">使用 <code>Reflect.deleteProperty()</code></h3>
-<pre class="brush: js">var obj = { x: 1, y: 2 };
+<pre><code  class="language-javascript">var obj = { x: 1, y: 2 };
 Reflect.deleteProperty(obj, "x"); // true
 obj; // { y: 2 }
 
@@ -32,7 +32,7 @@ Reflect.deleteProperty({}, "foo"); // true
 
 // 如果属性不可配置，返回 false
 Reflect.deleteProperty(Object.freeze({foo: 1}), "foo"); // false
-</pre>
+</code></pre>
 <h2 id="规范">规范</h2>
 <table class="standard-table">
 <tbody>