prototype vs closures

JavaScript performance comparison

Revision 115 of this test case created by

Preparation code


      
      <script>
Benchmark.prototype.setup = function() {
  "use strict";
  
  function Person(name) {
  	this.name = name;
  }
  
  Person.prototype.get_name = function() {
  	return this.name;
  };
  
  Person.prototype.set_name = function(name) {
  	this.name = name;
    return this;
  };
  
  var person = function(name) {
    return {
      get_name: function() {
        return name;
      },
      set_name: function(newName) {
        name = newName;
      }
    };
  };
  
  var _p = Object.create(Person('John'));
  var _c = person('John');

};
</script>

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Testing in CCBot 2.0.0 / Other 0.0.0
Test Ops/sec
Prototype init
var p = new Person('John');
pending…
Closure init
var c = person('John');
pending…
Prototype read
_p.get_name();
pending…
Closure read
_c.get_name();
pending…
Prototype write
_p.set_name('Jane');
pending…
Closure write
_c.set_name('Jane');
pending…

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