MeasureThat.net

Run results for: Array concat vs spread operator vs push (many)

Compare the new ES6 spread operator with the traditional concat() method and push

Go to the benchmark
Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 11_2_0) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/88.0.4324.146 Safari/537.36
Chrome 88
Mac OS X 11.2.0
Desktop
3 years ago
Test name Executions per second
Array.prototype.concat 3116563.5 Ops/sec
spread operator 5022208.0 Ops/sec
copy on push 1255670.0 Ops/sec
directly push 3129265.2 Ops/sec
flat 1.0 Ops/sec
HTML Preparation code:
Script Preparation code:
Tests:

  • Array.prototype.concat

  • spread operator

  • copy on push

  • directly push

  • flat

;