Run results for: create class instances check method arrow vs bind vs no-bind

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Safari/537.36

Browser: Chrome 131

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: one year ago

create 1000 instances call no bind method

1.5M/s

create 1000 instances call bind method

1.3M/s

create 1000 instances call arrow method

589K/s

View exact numbers

Test name	Executions per second
✓ create 1000 instances call no bind method	1,522,311 Ops/sec
create 1000 instances call bind method	1,250,096 Ops/sec
create 1000 instances call arrow method	588,987 Ops/sec

HTML Preparation code:

<!--your preparation HTML code goes here-->

Script Preparation code:

class ArrowMethod {
    constructor() {

    }
    method = () => {}
}
class BindMethod {
    constructor() {
        this.method.bind(this)
    }
    method() {}
}
class NoBind {
    constructor() {

    }
    method() {}
}
const n = new NoBind()
const a = new ArrowMethod()
const b = new BindMethod()

Tests:

create 1000 instances call arrow method
for (let i=0;i<1000;i++){ new ArrowMethod().method() }
create 1000 instances call bind method
for (let i=0;i<1000;i++){ new BindMethod().method() }
create 1000 instances call no bind method
for (let i=0;i<1000;i++){ new NoBind().method() }

Run results for: create class instances check method arrow vs bind vs no-bind

measure the performance of a class method defined with arrow function vs bind vs no-bind

create 1000 instances call arrow method

create 1000 instances call bind method

create 1000 instances call no bind method