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

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Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Safari/537.36 Edg/131.0.0.0
Chrome 131
Windows
Desktop
one year ago
Benchmark.js
indexOf === 0
87.7M/s
string .startsWith()
33.4M/s
regexp .test()
23.4M/s
string .match()
15.7M/s
View exact numbers
Test name Executions per second
✓ indexOf === 0 87,665,384 Ops/sec
string .startsWith() 33,448,122 Ops/sec
regexp .test() 23,355,090 Ops/sec
string .match() 15,696,082 Ops/sec
Script Preparation code:
Tests: