Target C#: Simple Hands-On Programming with Visual Studio 2022

© The Author(s), under exclusive license to APress Media, LLC, part of Springer Nature 2022

G. ByrneTarget C#https://doi.org/10.1007/978-1-4842-8619-7_17

17. Exception Handling

Gerard Byrne¹  

(1)

Belfast, Ireland

 

Exceptions

In the previous chapter on file handling, we gained knowledge of different classes and methods that could be used to read from and write to a file. More importantly, when we used the methods CopyAFile() , DeleteAFile() , and UseStreamWriterRead() , we introduced the concept of the try catch block. In this chapter we will enhance our knowledge and skills in exception handling.

What Is an Exception?

We should think of an exception as an “exceptional event ” that occurs when an application program is being executed. If we think about ...