.startsWith() vs .test() vs .match() vs .indexOf() vs equality v2 (version: 1)

Comparing performance of: regexp .test() vs string .match() vs indexOf === 0 vs string .startsWith() vs Equality

Created: one year ago by: Guest
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Script Preparation code:
Tests:
Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results
  • Test case name Result
    regexp .test()
    string .match()
    indexOf === 0
    string .startsWith()
    Equality

    Fastest: N/A

    Slowest: N/A

Latest run results:
Run details: (Test run date: one year ago)
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/135.0.0.0 Safari/537.36
Chrome 135 on Mac OS X 10.15.7
View result in a separate tab
indexOf === 0
230.9M/s
Equality
212.1M/s
string .startsWith()
83.6M/s
regexp .test()
67.5M/s
string .match()
40.8M/s
View exact numbers
Test name Executions per second
✓ indexOf === 0 230,919,648 Ops/sec
Equality 212,066,704 Ops/sec
string .startsWith() 83,597,624 Ops/sec
regexp .test() 67,453,160 Ops/sec
string .match() 40,791,468 Ops/sec

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