console 命令行工具 X clear

console

    new Vue({
        el : '#ap',
        data : {
          x : 0,
          y : 0
        },
        methods : {
          coordinates : function (event) {
            this.x = event.clientX
            this.y = event.clientY
          }
        }
    })

<html>
  <head>
    <script src="https://cdn.jsdelivr.net/npm/vue/dist/vue.js"></script>
  </head>
  <body>
    <div id="ap">
      <p v-on:mousemove="coordinates">coordinates : {{ x }} / {{ y }}<span>DEAD SPOT</span></p>
    </div>
  </body>
</html>