using System;
using System.Text.RegularExpressions;
public class Example
{
public static void Main()
{
string pattern = @"(?s)^.*\s\n^(48\s50\s20\s43\s45\s32\s35\s35\s41\s00|48\s50\s20\s43\s45\s32\s35\s35\s58\s00)$(?=.*:\1=(\w+))$";
string substitution = @"\2";
string input = @"42 6C 61 63 6B 20 43 61 72 74 72 69 64 67 65 20
48 50 20 43 45 32 35 35 58 00
Dictionary:48 50 20 43 45 32 35 35 41 00=7000:48 50 20 43 45 32 35 35 58 00=3000
";
RegexOptions options = RegexOptions.Multiline;
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