Run results for: test Javascript string.endsWith vs string.slice and tripple equal

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/137.0.0.0 Safari/537.36

Browser: Chrome 137

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: one year ago

endWith

170.2M/s

slice

120.8M/s

View exact numbers

Test name	Executions per second
✓ endWith	170,214,224 Ops/sec
slice	120,790,048 Ops/sec

Script Preparation code:

const value = "/root/test/a/b/c/"
const ending = "/"

function compareEndsWith(val, comparator) {
  return val.endsWith(comparator)
}
function compareSliceMethod(val, comparator) {
  const thingToCompare = val.slice(-comparator.length)
  return thingToCompare === comparator
}

Tests:

endWith
const value = "/root/test/a/b/c/" const ending = "/" compareEndsWith(value, ending)
slice
const value = "/root/test/a/b/c/" const ending = "/" compareSliceMethod(value, ending)