MeasureThat.net

Run results for: .startsWith() vs .test() vs .match() vs .indexOf()

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Run details:
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.54 Safari/537.36
Chrome 101
Linux
Desktop
2 years ago
Test name Executions per second
regexp .test() 9429939.0 Ops/sec
string .match() 7446322.5 Ops/sec
indexOf === 0 13899751.0 Ops/sec
string .startsWith() 10550048.0 Ops/sec
Script Preparation code:
Tests:

  • regexp .test()

  • string .match()

  • indexOf === 0

  • string .startsWith()

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