Run results for: Reflect.ownKeys vs object.keys preformence

Run details:

User agent: Mozilla/5.0 (Linux; Android 10; K) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/125.0.0.0 Mobile Safari/537.36

Browser: Chrome Mobile 125

Operating system: Android

Device Platform: Mobile

Date tested: 2 years ago

Benchmark engine: Benchmark.js

objectKeys

39/s

reflact

17/s

View exact numbers

Test name	Executions per second
✓ objectKeys	39 Ops/sec
reflact	17 Ops/sec

Script Preparation code:

var dicr = {};
for (var i = 0; i < 1000; i++) {
	var	key1= Math.floor(Math.random() * 1000);
	var	key2= Math.floor(Math.random() * 1000);
    dicr[`${key1}_${key1}`] = key2;
}

Tests:

reflact
for (var i = 0; i < 1000; i++) { const res = Reflect.ownKeys(dicr) }
objectKeys
for (var i = 0; i < 1000; i++) { const res = Object.keys(dicr) }