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/132.0.0.0 Safari/537.36 Edg/132.0.0.0
Chrome 132
Windows
Desktop
one year ago
Benchmark.js
indexOf === 0
120.6M/s
string .startsWith()
60.8M/s
regexp .test()
54.1M/s
string .match()
35.4M/s
View exact numbers
Test name Executions per second
✓ indexOf === 0 120,624,624 Ops/sec
string .startsWith() 60,790,160 Ops/sec
regexp .test() 54,059,332 Ops/sec
string .match() 35,374,228 Ops/sec
Script Preparation code:
Tests: