out – IT Nursery

Assigning out/ref parameters in Moq

May 11, 2022 by IT Nursery

Is it possible to assign an out/ref parameter using Moq (3.0+)? I’ve looked at using Callback(), but Action<> does not support ref parameters because it’s based on generics. I’d also preferably like to put a constraint (It.Is) on the input of the ref parameter, though I can do that in the callback. I know that … Read more

What’s the difference between the ‘ref’ and ‘out’ keywords?

April 16, 2022 by IT Nursery

I’m creating a function where I need to pass an object so that it can be modified by the function. What is the difference between: public void myFunction(ref MyClass someClass) and public void myFunction(out MyClass someClass) Which should I use and why? 27 s 27 ref tells the compiler that the object is initialized before … Read more