vue mounted中监听div的变化

    
     00
    
 
    
     {
  {$store.state.msg}}
    

methods: {
    fun(){
      this.$store.dispatch('fun',this.checkedNames);   },

 

 

mounted(){
    document.getElementById('list').addEventListener("DOMSubtreeModified", function(){
      var he=document.getElementById('list').offsetHeight;     document.getElementById('list2').style.height=he+'px';     console.log(he);   }, false) }