Run results for: prototype function

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/54.0.2840.59 Safari/537.36 OPR/41.0.2353.46

Browser: Opera 41

Operating system: Windows

Device Platform: Other

Date tested: 8 years ago

Test name	Executions per second
prototype function	4267797.5 Ops/sec
object function	4057785.0 Ops/sec
object function (self reference)	3688454.0 Ops/sec
object function 3	3747542.5 Ops/sec

Script Preparation code:

function s(obj) {
    obj.c++;
}

function C1() {
}
C1.prototype.test = function () {
    s(this);
    s(this);
}

function C2() {
    this.test = function () {
        s(this);
        s(this);
    }
}

function C3() {
    var self = this;
    this.test = function () {
        s(self);
        s(self);
    }
}

var c1 = new C1();
var c2 = new C2();
var c3 = new C3();
var c4 = {
    test: function () {
        s(this);
        s(this);
    }
}

Tests:

prototype function
c1.test();
object function
c2.test();
object function (self reference)
c3.test();
object function 3
c4.test();

Run results for: prototype function

prototype function

object function

object function (self reference)

object function 3