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  1. using System;
  2. using System.Linq;
  3. using System.Text.RegularExpressions;
  4.  
  5. public class Test
  6. {
  7. 	public static void Main()
  8. 	{
  9. 		var regex = @"'[^']*'|\b([_A-Za-z]\w*)\b(?![('])";
  10. 		var _expression = @"12+x1+455+'ggg+4+rrr+tt'+3";
  11. 		var matches = Regex.Matches(_expression, regex)
  12.        		.Cast<Match>()
  13.        		.Select(m => m.Groups[1].Value)
  14.        		.ToList();
  15.        	foreach (var s in matches)
  16.        		Console.WriteLine(s);
  17. 	}
  18. }
Success #stdin #stdout 0.02s 30416KB
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x1
https://ideone.com/Zyfsaf
language:
C# (gmcs 5.20.1)
created:
7 years ago
visibility:
secret

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