Run results for: Append - Push vs Spread

Run details:

User agent: Mozilla/5.0 (Android 13; Mobile; rv:122.0) Gecko/122.0 Firefox/122.0

Browser: Firefox Mobile 122

Operating system: Android

Device Platform: Mobile

Date tested: 2 years ago

Benchmark engine: Benchmark.js

Pushing with push method

23K/s

Pushing with spread operator

31/s

View exact numbers

Test name	Executions per second
✓ Pushing with push method	22,585 Ops/sec
Pushing with spread operator	31 Ops/sec

Tests:

Pushing with spread operator
// Init test case let arr = new Array(1_000); let elemsToPush = new Array(1_000); arr.fill(0); elemsToPush.fill(1); elemsToPush.forEach((e)=>{arr = [...arr,e]});
Pushing with push method
// Init test case let arr = new Array(1_000); let elemsToPush = new Array(1_000); arr.fill(0); elemsToPush.fill(1); elemsToPush.forEach((e)=>arr.push(e));