[Mono-list] Problem with the 'is' operator, a bug in the mono runtime??

Dwivedi , Ajay Kumar AjayKumar.Dwivedi@dresdner-bank.com
Thu, 27 Jun 2002 11:08:48 +0100

> if (modem is ISpherical)
> {
> 	ISpherical isModem = (ISpherical) modem;
> 	modem.Roll();
> }
> The problem is that modem does not support the ISpherical 
> interface but
> when I compile the program and run it, there is no exception thrown
> telling me it was an invalid cast.

	Are you expecing a cast Exception??? the code within the if block 
is not run since modem is not a ISpherical.

	Try adding an else statement, and see if it gets executed.