Comments by YouCanHateMeNow (Top 3 by date)

First of all, thank you:)

But it is possible, that you cant Replace nothing with something? (I know it sounds a little strange)

but if the user types nothing in a textbox, then the programm shoul

I know, ist just a quest from our IT teacher ;)

It doesn't have to be the super-safe tool which will get used in real surroundings.