Run details:
Mozilla/5.0 (Linux; Android 11; Note 9S Pro) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/90.0.4430.210 Mobile Safari/537.36
Chrome Mobile 90
Android
Mobile
3 years ago
Test name Executions per second
Array.prototype.concat 2937418.5 Ops/sec
spread operator 16411028.0 Ops/sec
Array.prototype.flat 453009.0 Ops/sec
Tests:
  • Array.prototype.concat

  • spread operator

  • Array.prototype.flat


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