C# Error CS0620 – Indexers cannot have void type

C# Error

CS0620 – Indexers cannot have void type

Reason for the Error & Solution

Indexers cannot have void type

The return type of an cannot be void. An indexer must return a value.

The following sample generates CS0620:

// CS0620.cs  
class MyClass  
{  
   public static void Main()  
   {  
      MyClass test = new MyClass();  
      System.Console.WriteLine(test[2]);  
   }  
  
   void this [int intI]   // CS0620, return type cannot be void  
   {  
      get  
      {  
         // will need to return some value  
      }  
   }  
}