Run results for: Access to Proxy vs Object with getter

Run details:

User agent: Mozilla/5.0 (X11; Linux x86_64; rv:122.0) Gecko/20100101 Firefox/122.0

Browser: Firefox 122

Operating system: Linux

Device Platform: Desktop

Date tested: 2 years ago

Object access

812.5M/s

Use of defineProperty

791.7M/s

Use of simple getter

440.6M/s

Proxy access

180.0M/s

Proxy with get handler access

16.2M/s

View exact numbers

Test name	Executions per second
✓ Object access	812,515,584 Ops/sec
Use of defineProperty	791,742,656 Ops/sec
Use of simple getter	440,606,528 Ops/sec
Proxy access	179,969,232 Ops/sec
Proxy with get handler access	16,204,902 Ops/sec

Script Preparation code:

object = { value: 'data', getData() {return this.value;} };
Object.defineProperty(object, 'dataProperty', {
  get() { return this.value; }
});
proxy = new Proxy(object, {})
proxyWithHandler = new Proxy(object, {
	get(target, prop, receiver) {
    	return Reflect.get(target, prop, receiver)
    }
})

Tests:

Object access
object.value;
Proxy access
proxy.value
Proxy with get handler access
proxyWithHandler.value
Use of simple getter
object.getData();
Use of defineProperty
object.dataProperty;