using System;
public delegate double Compute( double x, double y );
public class Processor
{
public double Add( double x, double y ) {
double result = x + y;
Console.WriteLine( "InstanceResults: {0}", result );
return result;
}
public static double Subtract( double x, double y ) {
double result = x-y;
Console.WriteLine( "StaticResult: {0}", result );
return result;
}
}
public class MainClass
{
static void Main() {
Processor proc1 = new Processor( );
Processor proc2 = new Processor( );
Compute[] delegates = new Compute[] {
new Compute( proc1.Add ),
new Compute( proc2.Add ),
new Compute( Processor.Subtract )
};
Compute chained = (Compute) Delegate.Combine( delegates );
Delegate[] chain = chained.GetInvocationList();
for( int i = 0; i < chain.Length; ++i ) {
Compute current = (Compute) chain[i];
Console.WriteLine(current( 4, 5 ));
}
}
}
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