delegate constaints : Generic delegate « delegate « C# / CSharp Tutorial

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C# / CSharp Tutorial » delegate » Generic delegate 
9.9.2.delegate constaints
using System;

public delegate R Operation<T1, T2, R>T1 val1, T2 val2 )
    where T1: struct
    where T2: struct
    where R:  struct;

public class MainClass
{
    public static double Addint val1, float val2 ) {
        return val1 + val2;
    }

    static void Main() {
        Operation<int, float, double> op = new Operation<int, float, double>Add );

        Console.WriteLine"{0} + {1} = {2}"13.2, op(13.2f) );
    }
}
1 + 3.2 = 4.20000004768372
9.9.Generic delegate
9.9.1.Generic Delegate
9.9.2.delegate constaints
9.9.3.Generic Delegate list
9.9.4.Create generic delegate from reflection
9.9.5.Return Type Inference With Multiple Returns
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