Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_10_4) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/52.0.2743.116 Safari/537.36
Chrome 52
Mac OS X 10.10.4
Other
8 years ago
Test name Executions per second
proto 4665.1 Ops/sec
noproto 5204.4 Ops/sec
Tests:
  • proto

    AخA
     
      var a;
      a = function(){};
      a.prototype.wat = function (){
        r = 9 + 9;
      };
      for(var i = 0; i < 1000; i++){
        a.prototype.wat()
      }
  • noproto

     
      var a;
      a = function(){};
      a.wat = function (){
        r = 9 + 9;
      };
      for(var i = 0; i < 1000; i++){
        a.wat()
      }