Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/96.0.4664.110 Safari/537.36
Chrome 96
Windows
Desktop
3 years ago
Test name Executions per second
regexp .test() 9464585.0 Ops/sec
string .match() 6496457.5 Ops/sec
indexOf === 0 12847934.0 Ops/sec
string .startsWith() 8648891.0 Ops/sec
Script Preparation code:
Tests:
  • regexp .test()

  • string .match()

  • indexOf === 0

  • string .startsWith()