<h1><span>情境8</span></h1><pre><span>function</span><span> a </span><span>{</span><br /><span> method1</span><br /><span>}</span><br /><br /><span>function</span><span> b </span><span>{</span><br /><span> </span><span>...</span><br /><span>}</span><span></span></pre>