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  1. using System;
  2. using System.Globalization;
  3. using System.Linq;
  4. using System.Collections.Generic;
  5.  
  6. public class Test
  7. {
  8. 	public static void Main()
  9. 	{
  10.         string text = "abc xyz: ID# 1000123, this is test, test 1, test 1234, ";
  11.         string id = null;
  12.         int idIndex = text.IndexOf("ID# ");
  13.         if(idIndex != -1)
  14.         {
  15.             idIndex += "ID# ".Length;
  16.             int commaIndex = text.IndexOf(',', idIndex);
  17.             if(commaIndex != -1)
  18.                 id = text.Substring(idIndex, commaIndex - idIndex);
  19.             else
  20.                 id = text.Substring(idIndex);
  21.         }
  22.         Console.WriteLine(id);
  23. 	}
  24. }
Success #stdin #stdout 0.05s 33872KB
comments (?)
stdin 
Standard input is empty
stdout 
1000123
https://ideone.com/yO2gq7
language:
C# (gmcs 5.20.1)
created:
12 years ago
visibility:
public

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