How do you pass parameters in VBA subs?

VBA allows you to pass variables into subroutines and functions in two ways. You can specify either ByVal or ByRef for each of the variables that are passed in. The ByVal and ByRef distinction for subroutine and function parameters is very important to make. In VBA all objects are passed by reference.

How do you call a sub with a parameter?

To call a Sub procedure from another procedure, type the name of the procedure and include values for any required arguments. The Call statement is not required, but if you use it, you must enclose any arguments in parentheses. Use a Sub procedure to organize other procedures so they are easier to understand and debug.

How do you pass a function as a parameter in VBA?

You cannot pass functions in VBA. You can call a function by its name with Application. Run or call a method of an object with CallByName , but you can’t pass actual functions.

How do you pass parameters to macro?

A parameter can be either a simple string or a quoted string. It can be passed by using the standard method of putting variables into shared and profile pools (use VPUT in dialogs and VGET in initial macros).

How do I call a macro from a parameter in Excel?

Yes, you can assign a macro to a button (or other excel controls/menu actions) and pass constant OR variable arguments to it. In the ‘Assign Macro’ window (right-click on object and select ‘Assign Macro’): Enclose the macro name in single quotes e.g. to pass 2 constants: ‘Button1_Click(“A string!”, 7)’

What is optional arguments in VB?

When you call a procedure with an optional parameter, you can choose whether to supply the argument. If you do not, the procedure uses the default value declared for that parameter. When you omit one or more optional arguments in the argument list, you use successive commas to mark their positions.