Tutorial by Topics: byval

The ByRef and ByVal modifiers are part of a procedure's signature and indicate how an argument is passed to a procedure. In VBA a parameter is passed ByRef unless specified otherwise (i.e. ByRef is implicit if absent). Note In many other programming languages (including VB.NET), parameters are impl...

The scope of this section is to explain the differences in theory and implementation for what happens with the parameters of a function upon calling. In detail the parameters can be seen as variables before the function call and inside the function, where the visible behaviour and accessibility to ...