Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/121.0.0.0 Safari/537.36
Chrome 121
Mac OS X 10.15.7
Desktop
10 months ago
Test name Executions per second
regexp .test() 21071370.0 Ops/sec
string .match() 17812178.0 Ops/sec
indexOf === 0 31364386.0 Ops/sec
string .startsWith() 20798212.0 Ops/sec
Script Preparation code:
Tests:
  • regexp .test()

  • string .match()

  • indexOf === 0

  • string .startsWith()