Run results for: string checking

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/95.0.4638.69 Safari/537.36

Browser: Chrome 95

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: 2 years ago

Test name	Executions per second
simple	8658091.0 Ops/sec
super	2473461.8 Ops/sec

Tests:

simple
const regex = /.?#/g const backspaceCompare = (S, T) => { return S.replace(regex, '') === T.replace(regex, '') } backspaceCompare('123456789', '123456789')
super
const backspaceCompare = (songOne, songTwo) => { let i = songOne.length; let j = songTwo.length; let skipSongOne = 0; let skipSongTwo = 0; const songOneArray = songOne.split(''); const songTwoArray = songTwo.split(''); while (i > 0 || j > 0) { while (i > 0) { // Processing backspaces for songOne if (songOneArray[i] === '#') { skipSongOne++; i--; } else if (skipSongOne > 0) { skipSongOne--; i--; } else { break; } } while (j > 0) { // Processing backspaces for songTwo if (songTwoArray[j] === '#') { skipSongTwo++; j--; } else if (skipSongTwo > 0) { skipSongTwo--; j--; } else { break; } } if (i >= 0 && j >= 0 && songOneArray[i] !== songTwoArray[j]) { return false; } // One String's iterator finishes up before another. Edge Case #3 if (i < 0 || j < 0) { return false; } i--; j--; } return true; } backspaceCompare('123456789', '123456789')