Run results for: Class method / instance method / bind this – more closer to reality test

Run details:

User agent: Mozilla/5.0 (X11; Linux x86_64; rv:132.0) Gecko/20100101 Firefox/132.0

Browser: Firefox 132

Operating system: Linux

Device Platform: Desktop

Date tested: one year ago

Call class method

1243.4M/s

Call instance method

44.2M/s

Call bound method

35.0M/s

View exact numbers

Test name	Executions per second
✓ Call class method	1,243,444,736 Ops/sec
Call instance method	44,239,164 Ops/sec
Call bound method	34,974,988 Ops/sec

Script Preparation code:

window.A = class {
    a() {}
}

window.AReady = new A();

window.B = class {
    b = () => {};
}

window.BReady = new B();

window.C = class {
    constructor() {
        this.c = this.c.bind(this);
    }

    c() {}
}

window.CReady = new C();

Tests:

Call class method
new A();
Call instance method
new B();
Call bound method
new C();