How to understand .net exception handling

The purpose of this article is to share with you about how to handle .net exceptions. The editor thinks it is very practical, so I share it with you. I hope you can get something after reading this article.

Exception handling

You can use TryCatch activities to handle exceptions that are thrown during method execution. You can handle these exceptions or rethrow them using the Rethrow activity. Activities in the Finally section are performed when the Try section or Catches section is completed. After catching the exception, record it and ensure that the program can continue to be used normally.

Four elements of exception handling

A class type that represents the details of the exception

A member who throws an exception class instance to the caller

A code block of the caller that invokes the exception member

A section of the caller that deals with the block of code where an exception is about to occur

Exception class type

Base class: System.Exception

System-level exception: System.SystemException

Application level exception: System.ApplicationException

Keyword

Try

Catch

Finally

Throw

The above is how to handle .net exceptions. The editor believes that there are some knowledge points that we may see or use in our daily work. I hope you can learn more from this article. For more details, please follow the industry information channel.