Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/102.0.5005.63 Safari/537.36 Edg/102.0.1245.33
Chrome 102
Windows
Desktop
2 years ago
Test name Executions per second
regexp .test() 7830172.5 Ops/sec
string .match() 6472151.0 Ops/sec
indexOf === 0 10531640.0 Ops/sec
string .startsWith() 7837269.0 Ops/sec
Script Preparation code:
Tests:
  • regexp .test()

  • string .match()

  • indexOf === 0

  • string .startsWith()