using System;
using System.Text.RegularExpressions;
public class Example
{
public static void Main()
{
string pattern = @"^/pictures/(([a-z0-9]{2,2})([a-z0-9]{2,2})[a-z0-9]{28}\.\w+)";
string substitution = @"/p/$2/$3/$1";
string input = @"/pictures/202cb962ac59075b964b07152d234b70.jpg";
RegexOptions options = RegexOptions.Multiline | RegexOptions.IgnoreCase;
Regex regex = new Regex(pattern, options);
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