在div标记中输出JS变量

<div id="output"></div>

<script>
  var myVariable = "Hello, world!";
  document.getElementById("output").innerHTML = myVariable;
</script>

<div id="output"></div>

<script>
  var myVariable = "Hello, world!";
  document.getElementById("output").innerHTML = `<p>${myVariable}</p>`;
</script>

<div id="output"></div>

<script src="https://cdn.jsdelivr.net/npm/vue@2.6.14/dist/vue.min.js"></script>
<script>
  var myVariable = "Hello, world!";
  
  new Vue({
    el: '#output',
    template: '<p>{{ myVariable }}</p>',
    data: {
      myVariable: myVariable
    }
  });
</script>