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; rv:123.0) Gecko/20100101 Firefox/123.0
Firefox 123
Windows
Desktop
2 years ago
Benchmark.js
indexOf === 0
948.3M/s
string .startsWith()
934.9M/s
regexp .test()
32.3M/s
string .match()
16.9M/s
View exact numbers
Test name Executions per second
✓ indexOf === 0 948,328,896 Ops/sec
string .startsWith() 934,868,608 Ops/sec
regexp .test() 32,315,890 Ops/sec
string .match() 16,859,356 Ops/sec
Script Preparation code:
Tests: