A run-time error occurs when Array.Sort is called: XClass does not implement the IComparable interface. : Array « Collections Data Structure « C# / C Sharp

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C# / C Sharp » Collections Data Structure » Array Screenshots  A run-time error occurs when Array.Sort is called: XClass does not implement the IComparable interface.    using System; public class Starter {     public static void Main() {         XClass[] objs ={new XClass(5), new XClass(10),                 new XClass(1)};         Array.Sort(objs);     } } public class XClass {     public XClass(int data) {         propNumber = data;     }     private int propNumber;     public int Number {         get {             return propNumber;         }     } }        Related examples in the same category 1. Demonstrate a one-dimensional array 2. Declare all kinds of arrays 3. Compute the average of a set of values 4. Enumerates an array using an enumerator object 5. Compute the average of a set of values 2 6. Demonstrate an array overrun 7. Assigning array reference variables 8. Use the Length array property 9. Reverse an array 2 10. illustrates how to use arrays 2 11. illustrates an attempt to write to a nonexistent array element 12. illustrates how to initialize arrays 13. illustrates how to use array properties and methods 14. illustrates the use of an array of objects 15. Uses the Array.Copy() method to copy part of an array ints into a secton of an array of doubles 16. Creates and implements an instance of Array 17. Stores a sequence of temperatures in an array 18. Creates an and array and looks for the index of a given value from either end 19. Sums the values in an array using a foreach loop 1 20. Uses the Array.Copy() method to copy an array of ints into an array of doubles 2 21. Class array init 22. Class array 23. Multi Dimensional Arrays 24. Jagged Array Demo 25. Array reverse and sort 26. Use object to create a generic array 27. Sort an array and search for a value 28. Sort and search an array of objects 29. Reverse an array 30. Copy an array 31. Array Conversions 32. Arrays of Reference Types 33. System.Array Type:Reverse 34. Array.Sort by CultureInfo 35. Array.SyncRoot Property: synchronize access to an array. 36. Array.Resize Method 37. Array.FindAll Method: This is the syntax of the Predicate delegate:delegate bool Predicate(T obj) 38. Array.CreateInstance Method 39. Array.Clone Method 40. Array.AsReadOnly Method