new vs Object.create (v12)

Revision 12 of this benchmark created by Kevin Gadd on

Preparation HTML

<script>
  var Klass = function() {};
  
  Klass.prototype.a = function() {};
  Klass.prototype.b = function() {};
  Klass.prototype.c = function() {};
  
  if (typeof Object.create !== "function") {
        Object.create = function(o) {
                function F() {}
                F.prototype = o;
                return new F();
        };
  }

  var count = 10240;
</script>

Test runner

Ready to run.

Testing in
TestOps/sec
new
for (var i = 0; i < count; i++) {
  var object = new Klass();
  if (!object)
    throw new Error();
}
ready
Object.create
for (var i = 0; i < count; i++) {
  var object = Object.create(Klass.prototype);
  if (!object)
    throw new Error();
}
ready

Revisions

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