Visual Basic for Applications (VBA) is an implementation of Microsoft's event-driven programming language Visual Basic 6, and associated integrated development environment (IDE), which is built into most Microsoft Office applications. VBA enables developers to build user defined functions, automate processes, and access Win32 and other low level functionality through DLLs. It was also built into Office applications up to version 2004 for Apple's Mac OS X, other Microsoft applications such as Microsoft MapPoint and Microsoft Visio; as well as being at least partially implemented in some other applications such as AutoCAD, WordPerfect and ArcGIS. It supersedes and expands on the capabilities of earlier application-specific macro programming languages such as Word's WordBasic, and can be used