Run results for: cost of method as symbol vs normal class method

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/115.0.0.0 Safari/537.36

Browser: Chrome 115

Operating system: Windows

Device Platform: Desktop

Date tested: one year ago

Test name	Executions per second
Class method	1366701.2 Ops/sec
Symbol method	754387.1 Ops/sec

Script Preparation code:

class Person {
	name = "j"
	getName() {
		return this.name
	}
}

window.__person = new Person()



const _getName = Symbol()

class Welder {
	name = "j";
	[_getName]() {
		return this.name
	}
}

window._getName = _getName
window.__welder = new Welder()

Tests:

Class method
const person = window.__person for (let i = 0; i < 100; i++) { person.getName() }
Symbol method
const welder = window.__welder const _getName = window._getName for (let i = 0; i < 100; i++) { welder[_getName]() }

Run results for: cost of method as symbol vs normal class method

Class method

Symbol method