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  1. using System;
  2. using System.Linq;
  3. using System.Collections.Generic;
  4.  
  5. public class Test
  6. {
  7.     public struct Proc
  8.     {
  9.         public int ID { get; set; }
  10.         public string Value { get; set; }
  11.     }
  12.  
  13. 	public static void Main()
  14. 	{
  15.        var procList = new List<Proc>() { 
  16.             new Proc{ID=50,Value="process:3333"},new Proc{ID=50,Value="phone:xxxx"},
  17.             new Proc{ID=51,Value="process:2222"},new Proc{ID=51,Value="phone:yyyy"},
  18.         };
  19.         var procIdGroups = procList
  20.         .GroupBy(p => p.ID)
  21.         .Select(g => new Proc
  22.         {
  23.             ID = g.Key,
  24.             Value = string.Join(",", g.Select(p => p.Value).ToArray())
  25.         })
  26.         .ToList();
  27.  
  28.         foreach(var proc in procIdGroups)
  29.             Console.WriteLine("{0} {1}", proc.ID, proc.Value);
  30. 	}
  31. }
Success #stdin #stdout 0.06s 35048KB
comments (?)
stdin 
Standard input is empty
stdout 
50 process:3333,phone:xxxx
51 process:2222,phone:yyyy
https://ideone.com/XyP1oq
language:
C# (gmcs 5.20.1)
created:
11 years ago
visibility:
public

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