prototype vs new object

JavaScript performance comparison

Revision 62 of this test case created by

Preparation code


      
      <script>
Benchmark.prototype.setup = function() {
  function Person(name) {
    this.name = name;
    this.set_name = function(name) {
  	  this.name = name;
    };
  }
  
  Person.prototype.get_name = function() {
  	return this.name;
  };
  
  Person.prototype.set_name1 = function(name) {
  	this.name = name;
  };
  
  Person.prototype.set_name2 = function(name) {
  	this.name = name;
  };
  
  Person.prototype.set_name3 = function(name) {
  	this.name = name;
  };
  
  Person.prototype.set_name4 = function(name) {
  	this.name = name;
  };
  
  Person.prototype.set_name5 = function(name) {
  	this.name = name;
  };
  
  var person = function(pname) {
    var rev = new Object();
    rev.pname = pname;
  
    rev.get_name = function(){
        return rev.pname;
    }
  
    rev.set_name = function(name){
        rev.pname = name;
    }
  
    rev.set_name2 = function(name){
        rev.pname = name;
    }
  
    rev.set_name3 = function(name){
        rev.pname = name;
    }
  
    rev.set_name4 = function(name){
        rev.pname = name;
    }
  
    rev.set_name5 = function(name){
        rev.pname = name;
    }
  
    return rev;
  	
  };
  
  var _p = new Person('John');
  var _c = person('John');

};
</script>

Test runner

Warning! For accurate results, please disable Firebug before running the tests. (Why?)

Java applet disabled.

Testing in CCBot 2.0.0 / Other 0.0.0
Test Ops/sec
Prototype init & 10 reads
var p = new Person('John');

for (var i = 0; i < 10; ++i) {
    p.get_name();
}
pending…
Closure init & 10 reads
var c = person('John');

for (var i = 0; i < 10; ++i) {
    c.get_name();
}
pending…
Prototype init & 10 writes
var p = new Person('John');

for (var i = 0; i < 10; ++i) {
    p.set_name('Jane');
}
pending…
Closure init & 10 writes
var c = person('John');

for (var i = 0; i < 10; ++i) {
    c.set_name('Jane');
}
pending…
Prototype init & 20 reads
var p = new Person('John');

for (var i = 0; i < 20; ++i) {
    p.get_name();
}
pending…
Closure init & 20 reads
var c = person('John');

for (var i = 0; i < 20; ++i) {
    c.get_name();
}
pending…
Prototype init & 20 writes
var p = new Person('John');

for (var i = 0; i < 20; ++i) {
    p.set_name('Jane');
}
pending…
Closure init & 20 writes
var c = person('John');

for (var i = 0; i < 20; ++i) {
    c.set_name('Jane');
}
pending…
Prototype init & 30 reads
var p = new Person('John');

for (var i = 0; i < 30; ++i) {
    p.get_name();
}
pending…
Closure init & 30 reads
var c = person('John');

for (var i = 0; i < 30; ++i) {
    c.get_name();
}
pending…
Prototype init & 30 writes
var p = new Person('John');

for (var i = 0; i < 30; ++i) {
    p.set_name('Jane');
}
pending…
Closure init & 30 writes
var c = person('John');

for (var i = 0; i < 30; ++i) {
    c.set_name('Jane');
}
pending…
Prototype init & 100 reads
var p = new Person('John');

for (var i = 0; i < 100; ++i) {
    p.get_name();
}
pending…
Closure init & 100 reads
var c = person('John');

for (var i = 0; i < 100; ++i) {
    c.get_name();
}
pending…
Prototype init & 100 writes
var p = new Person('John');

for (var i = 0; i < 100; ++i) {
    p.set_name('Jane');
}
pending…
Closure init & 100 writes
var c = person('John');

for (var i = 0; i < 100; ++i) {
    c.set_name('Jane');
}
pending…
Prototype init
var p = new Person('John');
pending…
Closure init
var c = person('John');
pending…
Prototype read and write
_p.get_name();
_p.set_name('Jane');
_p.get_name();
_p.set_name('John');
pending…
Closure read
_c.get_name();
_c.set_name('Jane');
_c.get_name();
_c.set_name('John');
pending…

Compare results of other browsers

Revisions

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

0 Comments