How to generate unique number of 12 digits?

Question

I\'m working on an app that sends raw data to zebra printer and print out barcodes. And since every item has its own unique barcode, I need to define a variable that automat

Answer 1

You can simply use:

var temp = Guid.NewGuid().ToString().Replace("-", string.Empty);
var barcode = Regex.Replace(temp,"[a-zA-Z]", string.Empty).Substring(0, 12);