Regex that accepts only numbers (0-9) and NO characters
By putting ^ at the beginning of your regex and $ at the end, you ensure that no other characters are allowed before or after your regex. For example, the regex [0-9] matches the strings "9" as …
c# regex matches example - Stack Overflow
The extra '\' is intentional. When you pass the pattern around in the C# code, the doubled '\' lets the CLR know that the '\' is part of the regex pattern, not a special character in the C# string …
Regular Expression to match letters, numbers and underscore in C#
I am trying to create a regular expression pattern in C#. The pattern can only allow for: letters numbers underscores So far I am having little luck (I'm not good at RegEx). Here is what I …
Regex for numbers only in C# - Stack Overflow
Dec 16, 2019 · 139 Your regex will match anything that contains a number, you want to use anchors to match the whole string and then match one or more numbers: regex = new …
c# - Regex Email validation - Stack Overflow
Mar 17, 2011 · I use this @"^([\\w\\.\\-]+)@([\\w\\-]+)((\\.(\\w){2,3})+)$" regexp to validate the email ([\\w\\.\\-]+) - this is for the first-level domain (many letters and ...
c# - Regex to remove all special characters from string ... - Stack ...
I actually have a list of complex class objects, and I'm using the .FindAll with a delegate function to find all matches. The regex comes into play in a property on my class that uses the regex to …
c# - How do I match an entire string with a regex? - Stack Overflow
Nov 8, 2010 · The potential hiccup is that the regex could be written so that it could either match the entire string or a part of it, with the Regex.Match function returning the partial match even …
How do I get the name of captured groups in a C# Regex?
Use GetGroupNames to get the list of groups in an expression and then iterate over those, using the names as keys into the groups collection. For example, GroupCollection groups = …
c# - Regex for removing only specific special characters from …
I'd like to write a regex that would remove the special characters on following basis: To remove white space character @, &, ', (, ), <, > or # I have written this regex which removes
regex - Regular expression replace in C# - Stack Overflow
Apr 20, 2013 · I'm fairly new to using regular expressions, and, based on a few tutorials I've read, I'm unable to get this step in my Regex.Replace formatted properly. Here's the scenario I'm …