Parameters that are of user types (struct
s attributed with [Structure]
, [Array]
or [String]
) attributed with [Input]
, [Output]
or [InOut]
should have a ref
keyword.
A better performance is possible using the ref
keyword which uses call by reference.
You can also use the provided automatic Code Fix to add the keyword ref
. ( Press Alt + Enter on the Error line to find the Code Fix in the context menu)
Add the keyword ref
.