3a49">call</span><span class="token punctuation" style="color:#393A34">(</span><span class="token plain">vm</span><span class="token punctuation" style="color:#393A34">,</span><span class="token plain"> vm</span><span class="token punctuation" style="color:#393A34">)</span><span class="token plain"></span><br></span><span class="token-line" style="color:#393A34"><span class="token plain">    </span><span class="token comment" style="color:#999988;font-style:italic">// 清空 Dep 当前订阅者</span><span 