C# Programming Cookbook

Using await operator in catch and finally blocks

Finally, in C# 6.0, you can now use the await keyword in the catch and finally blocks. Previously, developers had to resort to all sorts of strange workarounds to achieve what is now easily achievable in C# 6.0. There really is not much more to it than the following.

Getting ready

We will create another class that will simulate the deletion of a file. An exception is thrown, and the catch block is then executed along with the finally statement. In both the catch and finally clauses, we will delay and await a task for 3 seconds. Then, we will output this delay to the console application window.

How to do it…

1. Create a class called Recipe9AwaitInCatchFinally and add a method called FileRunAsync() to the ...