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  1. using System;
  2. using System.Collections.Generic;
  3. using System.IO;
  4. using System.Linq;
  5. using System.Text.RegularExpressions;
  6.  
  7. public class Test
  8. {
  9. 	public static void Main()
  10. 	{
  11. 		var pattern = @"(?<=\[must_contain_this_word].*?)\s+[a-zA-Z](?!\S)";
  12. 		var s = "[must_contain_this_word] text1 a text2 b text3 c";
  13.     	Console.WriteLine(Regex.Replace(s,pattern, ""));
  14. 	}
  15. }
Success #stdin #stdout 0.06s 21216KB
comments (?)
stdin 
Standard input is empty
stdout 
[must_contain_this_word] text1 text2 text3
https://ideone.com/69mNMb
language:
C# (gmcs 5.20.1)
created:
6 years ago
visibility:
secret

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