Created
November 4, 2014 04:56
-
-
Save daihuaye/f4c7536b55b092c82a85 to your computer and use it in GitHub Desktop.
unique random id
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
var generateUid = function() { | |
var d = new Date().getTime(); | |
var uuid = 'xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx'.replace(/[xy]/g, function(c) { | |
var r = (d + Math.random()*16)%16 | 0; | |
d = Math.floor(d/16); | |
return (c === 'x' ? r : (r&0x7|0x8)).toString(16); | |
}); | |
return uuid; | |
}; |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment