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

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Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/138.0.0.0 Safari/537.36
Chrome 138
Mac OS X 10.15.7
Desktop
one year ago
Benchmark.js
indexOf === 0
197.3M/s
string .startsWith()
78.3M/s
regexp .test()
57.7M/s
string .match()
34.8M/s
View exact numbers
Test name Executions per second
✓ indexOf === 0 197,260,016 Ops/sec
string .startsWith() 78,261,728 Ops/sec
regexp .test() 57,744,808 Ops/sec
string .match() 34,778,016 Ops/sec
Script Preparation code:
Tests: