Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/80.0.3987.149 Safari/537.36
Chrome 80
Windows
Desktop
4 years ago
Test name Executions per second
Array.prototype.concat 5748146.0 Ops/sec
spread operator 46281220.0 Ops/sec
JQuery merge 3611332.0 Ops/sec
HTML Preparation code:
Tests:
  • Array.prototype.concat

  • spread operator

  • JQuery merge