Run results for: KaiOS this

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/88.0.4324.182 Safari/537.36

Browser: Chrome 88

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: 3 years ago

Test name	Executions per second
class 1	16175624.0 Ops/sec
class 2	16494804.0 Ops/sec
func	8132239.5 Ops/sec

Script Preparation code:

class A {
  constructor(x) {
    this.x = x;
  }
  getX() {
    return this.x
  }
}

class B extends A {
  getX() {
    return this.x
  }
}

var a = new A(1)
var b = new B(1)

var obj = { x: 1 }

function getX(o) { return o.x }

Tests:

class 1
a.getX()
class 2
b.getX()
func
getX(obj)

Run results for: KaiOS this

class 1

class 2

func