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:128.0) Gecko/20100101 Firefox/128.0
Firefox 128
Windows
Desktop
2 years ago
Benchmark.js
string .startsWith()
976.0M/s
indexOf === 0
972.5M/s
regexp .test()
35.0M/s
string .match()
18.0M/s
View exact numbers
Test name Executions per second
✓ string .startsWith() 975,966,080 Ops/sec
indexOf === 0 972,518,144 Ops/sec
regexp .test() 34,999,564 Ops/sec
string .match() 17,967,086 Ops/sec
Script Preparation code:
Tests: