<p> 假设我们在Node.js文件中有以下代码。<br/> var path = require("path");<br/> var completePath ='/example/test/first.html';<br/> 应在上述代码中添加以下哪行代码才能显示输出"first.html"？( )</p>
<p> console.log(path.filename(completePath)); </p>
<p> console.log(path.basename(completePath));</p>
<p> console.log(path.extname(completePath));</p>
<p> console.log(path.firstname(completePath));</p>
