text: new Vue({
     
      el:'#vue-app',
      data:{
         age:25,
         x: 0,
         y: 0
      },
      methods:{
  
          add:function(inc){
              this.age += inc;
          },
          subtract: function(dec){
              this.age -= dec;
          },
  
          updateXY:function(event){
              //console.log(event);
              this.x = event.offsetX;
              this.y = event.offsetY;
          },
  
          click: function(){
             
              alert("You clicked me");
          }
  
      }
      
  });