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docs/javascript/Reference/Global_Objects/Number/EPSILON.html

@@ -27,11 +27,11 @@
 <p><code>EPSILON</code> 属性的值接近于 <code>2.2204460492503130808472633361816E-16</code>，或者 <code>2<sup>-52。</sup></code></p>
 <h2 id="示例">示例</h2>
 <h3 id="测试是否相等">测试是否相等</h3>
-<pre class="brush: js">x = 0.2;
+<pre><code  class="language-javascript">x = 0.2;
 y = 0.3;
 z = 0.1;
 equal = (Math.abs(x - y + z) &lt; Number.EPSILON);
-</pre>
+</code></pre>
 <h2 id="规范">规范</h2>
 <table class="standard-table">
 <tbody>