REAL-WORLD COMPUTER PROGRAMMING FOR KIDS

STEP 17: MAKE SURE AND JUST IN CASE (Or, Throwing, Catching, and Teasing of Future Logging)

A famous movie character once said, “There is no Try.” He was wrong. There definitely is a Try, and it’s very handy for programmers. Try has two partners: catch, and finally.

You might remember from Step 16 that a subset of the code we discussed looks like this:

try

{

    // elided code

}  

catch (Exception ex)

{

    MessageBox.Show(ex.Message);

    throw;

}

So wh…