Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/66.0.3359.139 Safari/537.36
Chrome 66
Windows
Other
6 years ago
Test name Executions per second
Array.prototype.concat 1084267.0 Ops/sec
spread operator 43450.0 Ops/sec
stringify 24139.3 Ops/sec
Script Preparation code:
Tests:
  • Array.prototype.concat

  • spread operator

  • stringify