Micro-channel micro-enterprises letter debugging JS artifact vConsole

Put the following code on the page js

<script src='https://cdn.bootcss.com/vConsole/3.3.2/vconsole.min.js'></script>
<script type="text/javascript">

window.vConsole = new window.VConsole();
console.log("错误");</script>

An icon will appear in the lower right corner

Opening the can view a variety of errors, network transmission and reception of information