��字符串，或者什么都不接受（它启动一个默认行为的插件）:</p>

<figure class="highlight"><pre><code class="language-js" data-lang="js"><span class="nx">$</span><span class="p">(</span><span class="s1">'#myModal'</span><span class="p">).</span><span class="nx">modal</span><span class="p">()</span>                      <span class="c1">// initialized with defaults</span>
<span class="nx">$</span><span class="p">(</span><span class="s1">'#myModal'</span><span class="p">).</span><span cl