Run results for: Add new element to array - unshift vs destructuring

Run details:

User agent: Mozilla/5.0 (X11; Linux x86_64; rv:109.0) Gecko/20100101 Firefox/118.0

Browser: Firefox 118

Operating system: Linux

Device Platform: Desktop

Date tested: 2 years ago

Benchmark engine: Benchmark.js

Unshift

14.6M/s

spread operator

13.9M/s

View exact numbers

Test name	Executions per second
✓ Unshift	14,584,052 Ops/sec
spread operator	13,896,587 Ops/sec

Tests:

spread operator
var params = [ "hello", true, 7 ] var other = [ 'new', ...params ]
Unshift
var params = [ "hello", true, 7 ]; params.unshift('new');