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, AlphaRef: Alpha #1 , AlphaRef: Beta #1

, AlphaRef MyClass<Beta> , IMyCoVarGenlF. , out IMyCoVarGenlF . , .

. , , .

public interface IMyCoVarGenIF2<out >: IMyCoVarGenIF<T> {

//...

}

, out . , . : IMyCoVarGenIF2. ,

IMyCoVarGetlF. , IMyCoVarGenIF2 .

. , . , out , . . . , .

public interface IMyCoVarGenIF2<out > {

void M<V>() where V:T; // , T

//

}

-. , , , . . , . - in, .

, . IMyContraVarGenlF . , Show ().

// , . public interface IMyContraVarGenIF<in > { void Show(T obj);

}

, in, . , obj Show ().

IMyContraVarGenlF MyClass, .

// IMyContraVarGenlF. class MyClass<T> IMyContraVarGenIF<T> {

public void Show(T x) { Console.WriteLine(x); }

}

Show () , ToString () WriteLine ().





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