values
calling a procedure with hard-coded,
58
preserving after a procedure ends,
45
returning from function procedures,
44
using variables and constants to store,
49–56
variables
declaring and using,
51–53
declaring in functions,
44
evaluating multiple times,
59
making visible in any module,
54–55
naming conventions for,
55–56
scope and lifetime of,
54–55
standardized way of naming,
55
storing the number of loop iterations,
62
VBA code
basics of writing and testing,
27–78
handling data validation from,
196
linking to another database,
319
optimizing to improve performance,
323–324
using to link, import, and export,
199–211
writing behind report events,
247
writing for the business logic and database access logic,
18
VerifyCreditAvail procedure
calling from another procedure,
35–36
View/Manage Car Details Screen
Activity Diagram for,
8,
10
Use Case Diagram for,
5,
7
View/Manage Customer Accounts screen
displaying a customer record on,
515,
516
opening independently of the Customer Search screen,
517
Visible property
hiding and redisplaying forms,
325
of the
objExcel object,
295
Visio
creating Activity Diagrams,
8
generating prototype screens,
336
Visual Basic Editor (VBE)
opening with a new empty procedure,
85
running and debugging code in,
24–25
sample module displayed,
27–28
writing VBA code in,
18–23