Run results for: ES6 property get & getter function & direct access to object attribute

Run details:

User agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/128.0.0.0 Safari/537.36

Browser: Chrome 128

Operating system: Linux

Device Platform: Desktop

Date tested: 10 months ago

Test name	Executions per second
ES6 property (get)	17692102.0 Ops/sec
Getter function	17684326.0 Ops/sec
Directly get	17649526.0 Ops/sec

Script Preparation code:

class Class {
    constructor () {
        this._val = 1
    }
    get value() { return this._val }
    set value(x) { this._val = x }
    getValue() { return this._val }
    setValue(x) { this.val = x }
}
var cls = new Class()
var wtf

Tests:

ES6 property (get)
wtf = cls.value
Getter function
wtf = cls.getValue()
Directly get
wtf = cls._val

Run results for: ES6 property get & getter function & direct access to object attribute

ES6 property (get)

Getter function

Directly get