JavaScript for loop times. Native, jQuery, underscorejs.

forLoopTimes.js

      //native: 0.066ms
      console.time('native');
      var l = array.length;
      for (var i=0;i<l; i++) {
          array[i] = i;
      }
      console.timeEnd('native');
      
      //jquery: 1.259ms
      console.time('jquery');
      $.each (array, function (i) {
          array[i] = i;
      });
      console.timeEnd('jquery');
      
      //underscorejs: 0.423ms
      console.time('underscorejs');
      _.each (array, function (i) {
          array[i] = i;
      });
      console.timeEnd('underscorejs');