Run results for: Proxy v object v class setter

Run details:

User agent: Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/92.0.4515.131 Safari/537.36 OPR/78.0.4093.147

Browser: Opera 78

Operating system: Windows 7

Device Platform: Desktop

Date tested: 2 years ago

Test name	Executions per second
Object param	10230800.0 Ops/sec
class setter	2334002.0 Ops/sec
Proxy setter	1254928.0 Ops/sec

Script Preparation code:

var cp = 0;
var cs = 0;
var object = {};
class Settable {
    set value(v) {
        if (cs++ % 7 == 0) v += cs;
        this._value = v;
    }
};
var setter = new Settable();
var proxy = new Proxy({}, {
    set(target, prop, receiver) {
        if (cp++ % 7 == 0) prop += cp;
        return Reflect.set(target, prop, receiver);
    }
});

Tests:

Object param
object.value = 'data';
class setter
setter.value = 'data';
Proxy setter
proxy.value = 'data';

Run results for: Proxy v object v class setter

Object param

class setter

Proxy setter