What is Regular expression for validating ID in C# asp.net?
I'd like to allow only alphabets, numbers and _-.
Thanks in advance!
What is Regular expression for validating ID in C# asp.net?
I'd like to allow only alphabets, numbers and _-.
Thanks in advance!
Try this regex
^[\w_-]+$
It allows one or multiple numbers, alphabets (upper and lower case), _, - symbols.