/// <inheritdoc cref="IDisposable.Dispose" />
public void Dispose()
{
TestStream?.Dispose();
TestIn?.Dispose();
TestOut?.Dispose();
TestError?.Dispose();
}
public TestClassE(int key, TestIn testIn)
{
TestIn.singleton.GetObj().Get().key = 123;
TestIn.singleton.GetObjProp = null;
this.key = Add(key);
this.key = this.Add(this.key);
this.key = AddStatic(Add(key));
this.key = testIn.Add(key);
testIn.SetMe(this);
TestIn.singleton.SetMe(this);
}
static void Main(string[] args)
{
//协变
TestOut <Derived> OD = () =>
{
return(new Derived());
};
TestOut <Base> OB = OD;
Base baseVar = OB();
//逆变
TestIn <Base> IB = (a) =>
{
};
TestIn <Derived> ID = IB;
ID(new Derived());
}