When developing a website on the mobile terminal, call up the console to view the output log

Introduce the vconsole.js file through the script tag in the code! ! !

<script src="https://cdn.bootcss.com/vConsole/3.3.4/vconsole.min.js"></script>
<script>
  // init vConsole
  var vConsole = new VConsole();
  console.log('Hello world');
</script>