using System;
using System.Text.RegularExpressions;
public class Example
{
public static void Main()
{
string pattern = @":smile_([0-9]{0,2}):";
string substitution = @"<img src=""/$1.png"">";
string input = @":smile_1:
:smile_2:
:smile_3:
:smile_4:
:smile_5:
:smile_6:
:smile_7:
:smile_8:
:smile_9:
:smile_10:
:smile_11:
:smile_12:
:smile_100:";
Regex regex = new Regex(pattern);
string result = regex.Replace(input, substitution);
}
}
Please keep in mind that these code samples are automatically generated and are not guaranteed to work. If you find any syntax errors, feel free to submit a bug report. For a full regex reference for C#, please visit: https://msdn.microsoft.com/en-us/library/system.text.regularexpressions.regex(v=vs.110).aspx