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

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Run details:
Mozilla/5.0 (X11; Linux x86_64; rv:132.0) Gecko/20100101 Firefox/132.0
Firefox 132
Linux
Desktop
one year ago
Benchmark.js
indexOf === 0
2042.8M/s
string .startsWith()
1956.4M/s
regexp .test()
52.9M/s
string .match()
29.3M/s
View exact numbers
Test name Executions per second
✓ indexOf === 0 2,042,802,304 Ops/sec
string .startsWith() 1,956,358,400 Ops/sec
regexp .test() 52,869,000 Ops/sec
string .match() 29,256,678 Ops/sec
Script Preparation code:
Tests: