Run results for: Array.push( spread ) vs assign Array.concat() v2.0

Run details:

User agent: meta-externalagent/1.1 (+https://developers.facebook.com/docs/sharing/webmasters/crawler)

Browser: Other

Operating system: Other

Device Platform: Desktop

Date tested: one year ago

Benchmark engine: Benchmark.js

Array.push( spread )

24.3M/s

Array.concat()

5.0M/s

View exact numbers

Test name	Executions per second
✓ Array.push( spread )	24,289,648 Ops/sec
Array.concat()	4,954,282 Ops/sec

Tests:

Array.concat()
var params = [ "hello", true, 7 ]; var otherParams = [ 1, 2 ]; var other = otherParams.concat(params);
Array.push( spread )
var params = [ "hello", true, 7 ]; var otherParams = [ 1, 2 ]; var other = otherParams.push(...params);