JSFiddle - React, Tailwind, and code Playground

HTML

<div id="app">
  <div>{{myComputed}}</div>
</div>

JavaScript

const flag=1;
var runs=0;
var vm=new Vue({
  el:"#app",
  data:{
         myValue:'x',
         myOtherValue:'y'
  },
  computed: {
       myComputed: function(){
       runs++;
       console.log("This function was called "+runs+" times");
       this.changeOtherValue();
          if (flag==1){
              return this['my' + 'Value']
          }
          else
              return this['my' + 'Other' + 'Value']
           
       }
  },
  methods:{
    changeOtherValue:function(){
     var self=this;
       setTimeout(function(){
            self.myOtherValue='z';
          },2000)   
    }
  }
})