- #Microsoft visual basic for applications view variabes debug .dll
- #Microsoft visual basic for applications view variabes debug windows
When arguments are passed to VBA functions, they can be passed in two ways Before starting any, sub-procedures it can be used inside a module.ġ3) Explain how can you pass arguments to VBA functions?
It is used in VBA because it deals with information rich application in which type errors are common. This command diminishes the problem of type errors significantly. Line explicit function makes the compiler to determine all the variables that are not declared by the dim statement. “Option Explicit” makes the declaration of variables mandatory. A macro can be used to initiate the card file program which triggers the auto dialer featureġ2) Explain what is the meaning of “Option Explicit”? Where it should be used?.
#Microsoft visual basic for applications view variabes debug windows
#Microsoft visual basic for applications view variabes debug .dll
dll files, and are compiled executable programs.ġ1) Explain how can you dial a phone number through VBA? To decrease the reference counter explicitly, you need to set a variable to “Nothing”.ġ0) Explain what is COM (Component Object Model) objects in VBA?ĬOM objects are usually. While when your reference count reaches to zero it terminates the event.ĩ) How can you decrease the reference counter explicitly? When you assign the object reference to another variable, the reference counter is incremented. In VBA, soon a variable goes out of scope, the reference counter on the reference object is decremented. It has inbuilt support for the call but not for a callback.Ĩ) Explain how “reference counting” in VBA is done? Windows API has inadequate support for function pointers because it has the ability to use the function but not the functional support to call back the function. The VBA (Visual Basic Information) have flexible applications, but there is a limitation to a function pointer in VBA.
OLEDB: It is a low-level programming interface designed to access a wide variety of data access object linking and embedding (OLE)ħ) Explain about function pointers in VBA? ODBC: Open Database Connectivity or ODBC is a technology that enables a database client application connect to an external database Data types in VBA are classified into two categories Numeric Data typeĪDO: ActiveX Data Objects or ADO is a universal data access framework that encompasses the functionality of DAO