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  1. using System;
  2. using System.Collections.Generic;
  3. using System.Reflection;
  4.  
  5. public class Test
  6. {
  7. 	interface Col
  8. 	{
  9. 		String Get(Object o);
  10. 		void Set(Object o, String s);
  11. 	}
  12. 	class IntCol : Col
  13. 	{
  14. 		FieldInfo f;
  15. 		public IntCol(FieldInfo f)
  16. 		{
  17. 			this.f = f;
  18. 		}
  19. 		public String Get(Object o) { return "" + f.GetValue(o); }
  20. 		public void Set(Object o, String s) { f.SetValue(o, int.Parse(s)); }
  21. 	}
  22. 	static Col ToCol(Type t, String name)
  23. 	{
  24. 		FieldInfo f = t.GetField(name);
  25. 		if (f.FieldType == typeof(int)) { return new IntCol(f); }
  26. 		throw new Exception("" + t);
  27. 	}
  28. 	class Table<T> where T : class
  29. 	{
  30. 		public List<Col> cols = new List<Col>();
  31. 		public List<T> rows = new List<T>();
  32.  
  33. 		public String Get(int row, int col) { return cols[col].Get(rows[row]); }
  34. 		public void Set(int row, int col, String s) { cols[col].Set(rows[row], s); }
  35.  
  36. 		public void AddField(String name) { cols.Add(ToCol(typeof(T), name)); }
  37. 		public void Add(T o) { rows.Add(o); }
  38. 	}
  39.  
  40. 	class Entry
  41. 	{
  42. 		public int num1;
  43. 		public int num2;
  44. 		public Entry(int n1, int n2) { num1 = n1; num2 = n2; }
  45. 	}
  46. 	public static void Main()
  47. 	{
  48. 		Table<Entry> t = new Table<Entry>();
  49. 		t.AddField("num1");
  50. 		t.AddField("num2");
  51.  
  52. 		t.Add(new Entry(1, 2));
  53. 		t.Add(new Entry(10, 20));
  54.  
  55. 		t.Set(1, 1, "300");
  56.  
  57. 		foreach (Entry e in t.rows)
  58. 		{
  59. 			foreach (Col c in t.cols)
  60. 			{
  61. 				Console.Write(c.Get(e) + " ");
  62. 			}
  63. 			Console.WriteLine();
  64. 		}
  65. 	}
  66. }
Success #stdin #stdout 0.04s 37104KB
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Standard input is empty
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1 2 
10 300
https://ideone.com/hhkJX
language:
C# (gmcs 5.20.1)
created:
12 years ago
visibility:
public

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