Capturing a repeated group

Question

I am attempting to parse a string like the following using a .NET regular expression:

H3Y5NC8E-TGA5B6SB-2NVAQ4E0

and return the following u

Answer 1

If you're just checking the value of the group, with group(i).value, then you will only get the last one. However, if you want to enumerate over all the times that group was captured, use group(2).captures(i).value, as shown below.

system.text.RegularExpressions.Regex.Match("H3Y5NC8E-TGA5B6SB-2NVAQ4E0","(([ABCDEFGHJKLMNPQRSTVXYZ0123456789]+)-?)*").Groups(2).Captures(i).Value