Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10.13; rv:60.0) Gecko/20100101 Firefox/60.0
Firefox 60
Mac OS X 10.13
Desktop
6 years ago
Test name Executions per second
Spread operator 17904050.0 Ops/sec
Concat 13729841.0 Ops/sec
Tests:
  • Spread operator

  • Concat