Error Handling in C# with Exceptions

By Jason Roberts
Understanding and using exceptions is crucial to creating readable code that responds correctly to errors at runtime. This course will teach you how to handle errors in C# applications by throwing, catching, filtering, and customizing exceptions.
Play course overview
Course info
Rating
(122)
Level
Intermediate
Updated
Aug 6, 2018
Duration
1h 37m
Table of contents
Course Overview
Course Overview 1m
Understanding the Importance of Error Handling
Course Overview 1m Error Handling Using Error Codes 3m Introduction 1m Summary 2m What Is an Exception? 1m Why Exceptions? 1m Why Handle Errors? 2m
Understanding the Exception Class Hierarchy
Commonly Encountered Exceptions 4m Commonly Used System.Exception Constructors 1m Introduction 1m Summary 1m System.ApplicationException Guidelines 1m The Exception Class Hierarchy 1m The System.Exception Base Class 4m What Does an Exception Represent? 1m
Getting Started with Exceptions
Causing an Exception 1m Creating and Throwing an Exception 3m Demo Code Overview 2m Exception Handling Good Practices 3m Getting Started with Exception Catching 2m Introducing the Try Statement 3m Introduction 1m Summary 1m Understanding Exception Handling 2m Understanding the Stack Trace 2m
Catching, Throwing, and Rethrowing Exceptions
Catching Different Exception Types with Multiple Catch Blocks 3m Catching and Wrapping Exceptions 3m Filtering Catch Blocks with Exception Filters 3m Global Unhandled Exception Handling 3m Introduction 1m Rethrowing Exceptions and Preserving the Stack Trace 2m Summary 1m Throwing Exceptions from Expressions 2m Understanding the Finally Block 2m
Creating and Using Custom Exceptions
Defining a Custom CalculationException 4m Defining a Custom CalculationOperationNotSupportedException 5m Introduction 1m Summary 1m Understanding Custom Exceptions 4m Using Custom Exception Classes 5m
Writing Automated Tests for Exception Throwing Code
Introduction 1m Summary, Resources, and Further Learning 2m Testing Exceptions with MSTest V2 5m Testing Exceptions with NUnit 4m Testing Exceptions with xUnit.net 2m
Description
Course info
Rating
(122)
Level
Intermediate
Updated
Aug 6, 2018
Duration
1h 37m
Description

At the core of handling errors in C# code is a thorough knowledge of exception handling. In this course, Error Handling in C# with Exceptions, you’ll learn how to write code that can detect and respond to runtime errors. First, you’ll learn why exceptions are used to represent errors in C# and how they are organized into class hierarchies. Next, you’ll explore how to throw, catch, filter, rethrow, and wrap exceptions. Finally, you’ll discover how to define, throw, and catch your own customized exception classes and also write unit tests for exception throwing code. When you’re finished with this course, you’ll have a thorough knowledge of C# exceptions that will help you to create production-ready C# applications that detect and respond to runtime errors.

About the author
Jason Roberts
About the author

With over 15 years experience, Jason Roberts is a Microsoft .NET MVP, freelance developer, and author.

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Section Introduction Transcripts
Section Introduction Transcripts

Course Overview
Hi everyone, my name's Jason Roberts. Welcome to my course, Error Handling in C# with Exceptions. I'm a freelance developer and author. In this course, you're going to learn what exceptions are, and how to use them to handle errors in your C# applications. Some of the major topics that we'll cover in this course include the exception class hierarchy and useful standard exception types, different ways to throw and handle exceptions, how to create custom exceptions, and how to unit test exception throwing code. By the end of this course, you'll understand how C# exceptions work, and how to use them to manage errors in your C# solutions. Before beginning the course, it's recommended that you have at least a basic understanding of C#. I hope you'll join me on this journey with the Error Handling in C# with Exceptions course at Pluralsight.

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