Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:59.0) Gecko/20100101 Firefox/59.0
Firefox 59
Windows
Other
6 years ago
Test name Executions per second
Array.prototype.concat 148598.6 Ops/sec
spread operator 131280.8 Ops/sec
Script Preparation code:
Tests:
  • Array.prototype.concat

  • spread operator