Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:127.0) Gecko/20100101 Firefox/127.0
Firefox 127
Mac OS X 10.15
Desktop
6 months ago
Test name Executions per second
regexp .test() 57274264.0 Ops/sec
string .match() 31060030.0 Ops/sec
indexOf === 0 1559193472.0 Ops/sec
string .startsWith() 1562620416.0 Ops/sec
Script Preparation code:
Tests:
  • regexp .test()

  • string .match()

  • indexOf === 0

  • string .startsWith()