Run results for: endsWith slice vs Regex replace - MeasureThat.net

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/136.0.0.0 Safari/537.36

Browser: Chrome 136

Operating system: Windows

Device Platform: Desktop

Date tested: one year ago

Test name	Executions per second
Regex	37401988.0 Ops/sec
endsWith	205447504.0 Ops/sec
regex neg	50971612.0 Ops/sec
endsWith neg	166809680.0 Ops/sec

Tests:

Regex
const str = "test/"; str.replace(/\/$/, '')
endsWith
const str = "test/"; if (str.endsWith('/')) str.slice(0, -1)
regex neg
const str = "test"; str.replace(/\/$/, '')
endsWith neg
const str = "test"; if (str.endsWith('/')) str.slice(0, -1)