Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:109.0) Gecko/20100101 Firefox/115.0
Firefox 115
Mac OS X 10.15
Desktop
one year ago
Test name Executions per second
regexp .test() 34954048.0 Ops/sec
string .match() 16905594.0 Ops/sec
indexOf === 0 584147264.0 Ops/sec
string .startsWith() 606833856.0 Ops/sec
Script Preparation code:
Tests:
  • regexp .test()

  • string .match()

  • indexOf === 0

  • string .startsWith()