Run details:
Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:75.0) Gecko/20100101 Firefox/75.0
Firefox 75
Ubuntu
Desktop
4 years ago
Test name Executions per second
Array.prototype.concat 274.7 Ops/sec
Spread operator 129.6 Ops/sec
Array.prototype.push 99329.9 Ops/sec
Array.prototype.push with assignment 105296.9 Ops/sec
Script Preparation code:
Tests:
  • Array.prototype.concat

  • Spread operator

  • Array.prototype.push

  • Array.prototype.push with assignment