Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36 Edg/100.0.1185.39
Chrome 100
Windows
Desktop
2 years ago
Test name Executions per second
regexp .test() 9677382.0 Ops/sec
string .match() 7721350.0 Ops/sec
indexOf === 0 14308280.0 Ops/sec
string .startsWith() 11030620.0 Ops/sec
Script Preparation code:
Tests:
  • regexp .test()

  • string .match()

  • indexOf === 0

  • string .startsWith()