Last active
August 29, 2015 14:18
-
-
Save z-------------/1bf5763b463a9928ffdc to your computer and use it in GitHub Desktop.
This file contains hidden or 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
| var zpad = function(str, len){ | |
| if (typeof str !== "string") str = str.toString(); | |
| return (new Array(len + 1).join("0") + str).slice(- len); | |
| }; | |
| /* | |
| zpad("1", 4) | |
| --> 0001 | |
| */ |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment