Run results for: Add multiple elements to array: push vs destructuring

Run details:

User agent: Mozilla/5.0 (iPhone; CPU iPhone OS 18_2 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/18.2 Mobile/15E148 Safari/604.1

Browser: Mobile Safari 18

Operating system: iOS 18.2

Device Platform: Mobile

Date tested: one year ago

spread operator

208.6M/s

Push

9.4M/s

View exact numbers

Test name	Executions per second
✓ spread operator	208,629,392 Ops/sec
Push	9,380,890 Ops/sec

Tests:

spread operator
var params = [ "hello", true, 7 ] const newVals = ["first", "second"] var other = [ ...params, ...newVals ]
Push
var params = [ "hello", true, 7 ]; const newVals = ["first", "second"] params.push(...newVals);