Property Getter / Setter Techniques (v28)

Revision 28 of this benchmark created on

Description

Testing various techniques for creating getters / setters in JavaScript.

Preparation HTML

<script>
  var obj = {
    _prop: 0
  }

  var obj1 = {
    _prop: 0,
    getProp: function() {
      return this._prop;
    },
    setProp: function(value) {
      this._prop = value;
    }
  };

  var obj2 = {
    _prop: 0,
    get prop() {
      return this._prop;
    },
    set prop(value) {
      this._prop = value;
    },
  };


  var obj3 = {
    _prop: 0
  }


  Object.defineProperty(obj3, "prop", {
    get: function() {
      return this._prop;

    },
    set: function(val) {
      this._prop = val;
    }
  });

  var obj4 = {
    _prop: 0
  }


  obj4.__defineGetter__("_prop", function() {
    return this._prop;
  });

  obj4.__defineSetter__("_prop", function(val) {
    this._prop = val;
  });
</script>

Test runner

Ready to run.

Testing in
TestOps/sec
Methods
obj1.setProp(obj1.getProp() + 1);
ready
get / set
obj2.prop = obj2.prop + 1;
ready
Object.defineProperty
obj3.prop = obj3.prop + 1;
ready
__defineGetter__
obj4.prop = obj4.prop + 1;
ready
Property
obj._prop = obj._prop + 1;
ready

Revisions

You can edit these tests or add more tests to this page by appending /edit to the URL.