Run results for: function vs Class_

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/116.0.0.0 Safari/537.36

Browser: Chrome 116

Operating system: Windows

Device Platform: Desktop

Date tested: one year ago

Test name	Executions per second
function instance	642227.1 Ops/sec
new Class	120213.5 Ops/sec
new Function	127897.1 Ops/sec
new Class singletone function	127595.4 Ops/sec
function lexical	898264.4 Ops/sec

Tests:

function instance
function func(v) { const instance = { a: v } instance.b = function() { return instance.a } return instance } for (let i = 0; i < 100; i++) { const instance = func(i) instance.b() instance.b() instance.b() instance.b() instance.b() }
new Class
class Class { constructor(v) { this.a = v this.b = function() { return this.a } } } for (let i = 0; i < 100; i++) { const instance = new Class(i) instance.b() instance.b() instance.b() instance.b() instance.b() }
new Function
function Func(v) { this.a = v this.b = function() { return this.a } } for (let i = 0; i < 100; i++) { const instance = new Func(i) instance.b() instance.b() instance.b() instance.b() instance.b() }
new Class singletone function
function func() { return this.a } class Class { constructor(v) { this.a = v this.b = func } } for (let i = 0; i < 100; i++) { const instance = new Class(i) instance.b() instance.b() instance.b() instance.b() instance.b() }
function lexical
function func(v) { let a = v function b() { return a } return { b } } for (let i = 0; i < 100; i++) { const instance = func(i) instance.b() instance.b() instance.b() instance.b() instance.b() }