Benchmark: Unnecessary non-capturing groups

Script Preparation code:

var loremString = "Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum."

Tests:

unneededNonCaptureRE
/(?:z)+/.exec(loremString)
noNonCaptureRE
/z+/.exec(loremString)
anotherUnneededNonCapture
/lab(?:o)rum/.exec(loremString)
anotherNoNonCapture
/laborum/.exec(loremString)
indexOf
loremString.indexOf('laborum')

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
unneededNonCaptureRE
noNonCaptureRE
anotherUnneededNonCapture
anotherNoNonCapture
indexOf

Fastest: N/A

Slowest: N/A

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Related benchmarks:

Unnecessary non-capturing groups (version: 0)

https://stackoverflow.com/questions/45291700/javascript-regex-non-capture-faster-than-no-parenthesis-at-all

Comparing performance of: unneededNonCaptureRE vs noNonCaptureRE vs anotherUnneededNonCapture vs anotherNoNonCapture vs indexOf

Created: 8 years ago by: Guest

Jump to the latest result

unneededNonCaptureRE

noNonCaptureRE

anotherUnneededNonCapture

anotherNoNonCapture

indexOf

Suite status: <idle, ready to run>

Fastest: N/A

Slowest: N/A

No previous run results