Programming Reference Manual
 
Syntax
 
Static name[type][([dim[, ...]])][As [New] type][, ...]
 
Description
A static variable retains it value between procedure calls. Dimension var array(s) using the dims to establish the minimum and maximum index value for each dimension. If the dims are omitted then a scalar (single value) variable is defined. A dynamic array is declared using  without any dims. It must be ReDimensioned before it can be used.
See Also
Example
 
Sub A
    Static X
    Debug.Print X
    X = "Hello"
End Sub
 
Sub Main
    A
    A ' prints "Hello"
End Sub