Last active
February 5, 2021 16:57
-
-
Save bendc/da83fdac68a1095f3595 to your computer and use it in GitHub Desktop.
Remove duplicates from array
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
function removeDuplicates(arr) { | |
var clean = [] | |
var cleanLen = 0 | |
var arrLen = arr.length | |
for (var i = 0; i < arrLen; i++) { | |
var el = arr[i] | |
var duplicate = false | |
for (var j = 0; j < cleanLen; j++) { | |
if (el !== clean[j]) continue | |
duplicate = true | |
break | |
} | |
if (duplicate) continue | |
clean[cleanLen++] = el | |
} | |
return clean | |
} |
Thank you
Thank you
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment
Quick followup: the following usage of
Set
seems to be faster than my method for arrays larger than ~130 elements.