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; rv:127.0) Gecko/20100101 Firefox/127.0
Firefox 127
Mac OS X 10.15
Desktop
2 years ago
Benchmark.js
string .startsWith()
1562.6M/s
indexOf === 0
1559.2M/s
regexp .test()
57.3M/s
string .match()
31.1M/s
View exact numbers
Test name Executions per second
✓ string .startsWith() 1,562,620,416 Ops/sec
indexOf === 0 1,559,193,472 Ops/sec
regexp .test() 57,274,264 Ops/sec
string .match() 31,060,030 Ops/sec
Script Preparation code:
Tests: