
JavaScript
It isn't. Visual Basic is a programming language. Visual Studio is the IDE (integrated development environment). The Visual Studio IDE can be used to write programs in other languages besides Visual Basic, including Visual C++, Visual C#, Visual F,
JavaScript and Python. The IDE provides all the tools you need to write programs in any of these languages but can be customised to support others. The languages available depend upon which languages you have installed or added to the IDE.