-
-
Save shamil/4148906 to your computer and use it in GitHub Desktop.
UUID v4 generator in JavaScript (RFC4122 compliant)
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 uuid() { | |
var uuid = "", i, random; | |
for (i = 0; i < 32; i++) { | |
random = Math.random() * 16 | 0; | |
if (i == 8 || i == 12 || i == 16 || i == 20) { | |
uuid += "-" | |
} | |
uuid += (i == 12 ? 4 : (i == 16 ? (random & 3 | 8) : random)).toString(16); | |
} | |
return uuid; | |
} |
'xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx'.replace(/x|y/g, match => (Math.random()*16 | (match === 'y' ? 8 : 0)).toString(16))
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment
&3|8 === |8