Implement generic IComparable . : Generic IComparable « Generic « C# / CSharp Tutorial

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C# / CSharp Tutorial » Generic » Generic IComparable 
18.8.1.Implement generic IComparable .
using System; 
using System.Collections.Generic; 
 
// Implement the generic IComparable<T> interface. 
class Product : IComparable<Product> 
  string name; 
  double cost; 
  int onhand; 
 
  public Product(string n, double c, int h) { 
    name = n; 
    cost = c; 
    onhand = h; 
  
 
  public override string ToString() { 
    return 
      String.Format("{0,-10}Cost: {1,6:C}  On hand: {2}"
                    name, cost, onhand)
  
 
  // Implement the IComparable<T> interface. 
  public int CompareTo(Product obj) { 
    return name.CompareTo(obj.name)
  
 

 
class MainClass 
  public static void Main() { 
    List<Product> inv = new List<Product>()
     
    // Add elements to the list 
    inv.Add(new Product("A"5.53))
    inv.Add(new Product("B"8.92));    
    inv.Add(new Product("C"3.04))
    inv.Add(new Product("D"1.88))
 
    Console.WriteLine("Product list before sorting:")
    foreach(Product i in inv) { 
      Console.WriteLine("   " + i)
    
    Console.WriteLine()
 
    // Sort the list. 
    inv.Sort()
 
    Console.WriteLine("Product list after sorting:")
    foreach(Product i in inv) { 
      Console.WriteLine("   " + i)
    
  
}
Product list before sorting:
   A         Cost:  $5.50  On hand: 3
   B         Cost:  $8.90  On hand: 2
   C         Cost:  $3.00  On hand: 4
   D         Cost:  $1.80  On hand: 8

Product list after sorting:
   A         Cost:  $5.50  On hand: 3
   B         Cost:  $8.90  On hand: 2
   C         Cost:  $3.00  On hand: 4
   D         Cost:  $1.80  On hand: 8
18.8.Generic IComparable
18.8.1.Implement generic IComparable .
18.8.2.Sort and search an array of objects
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