Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/129.0.0.0 Safari/537.36
Chrome 129
Windows
Desktop
3 months ago
Test name Executions per second
regexp .test() 15646670.0 Ops/sec
string .match() 13859831.0 Ops/sec
indexOf === 0 23226528.0 Ops/sec
string .startsWith() 20078244.0 Ops/sec
Script Preparation code:
Tests:
  • regexp .test()

  • string .match()

  • indexOf === 0

  • string .startsWith()