Regex.Replace just part of regex

Question

I made this line of code

mystring= Regex.Replace(mystring, @"\d+IEME", "E");

But got a problem because I want to keep the number. Like 7IEME replace to 7E

this post should help you stackoverflow.com/questions/6005609/… — Dom
– Dom, Commented Jul 8, 2014 at 17:39

Amit Joki · Accepted Answer · 2014-07-08 17:40:18Z

6

Capture \d+ with a group and then for replacing, use $1 which means "Group 1" followed by E.

mystring= Regex.Replace(mystring, @"(\d+)IEME", "$1E");

answered Jul 8, 2014 at 17:40

Amit Joki

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Comments

Adriano Carneiro · Accepted Answer · 2014-07-08 17:40:30Z

0

You should be using groups:

string mystring = "7IEME";
mystring= Regex.Replace(mystring, @"(\d+)IEME", "$1E");

answered Jul 8, 2014 at 17:40

Adriano Carneiro

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