What's the difference between the 'ref' and 'out' keywords?

[ForumBot]

What's the difference between the 'ref' and 'out' keywords?

[ForumBot]

`ref` tells the compiler that the object is initialized before entering the function, while `out` tells the compiler that the object will be initialized inside the function.

So while `ref` is two-ways, `out` is out-only.