Can we use pass by refrence and pass by output together in a method?

Question

Like
static void Example(ref int a, ref int b, out int sum, out int minus)
{
sum = a + b;
minus = a - b;
}

Answer 1

Yes you can.

You were well one your way, to discover it.
If you want to know, test it.
C# does give plenty of warnings and errors, a error will not blow up your pc / mobile

https://code.sololearn.com/c4i18j7sGa23/#cs