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Microsoft.VisualBasic Namespace

The Microsoft.VisualBasic namespace contains types that support the Visual Basic Runtime in Visual Basic.

For more information about the language elements in the Visual Basic Runtime, see Visual Basic Language Reference.

  Class Description
Public class Collection A Visual Basic Collection is an ordered set of items that can be referred to as a unit.
Public class ComClassAttribute The ComClassAttribute attribute instructs the compiler to add metadata that allows a class to be exposed as a COM object.
Public class Supported in .NET for Windows Store apps Constants The Constants module contains miscellaneous constants. These constants can be used anywhere in your code.
Public class ControlChars The ControlChars module contains constants used as control characters. These constants can be used anywhere in your code.
Public class Conversion The Conversion module contains the procedures used to perform various conversion operations.
Public class DateAndTime The DateAndTime module contains the procedures and properties used in date and time operations.
Public class ErrObject The ErrObject module contains properties and procedures used to identify and handle run-time errors using the Err object.
Public class FileSystem The FileSystem module contains the procedures that are used to perform file, directory or folder, and system operations. The My feature gives you better productivity and performance in file I/O operations than using the FileSystem module. For more information, see FileSystem.
Public class Financial The Financial module contains procedures used to perform financial operations.
Public class Globals The Globals module contains script engine functions.
Public class Supported in .NET for Windows Store apps HideModuleNameAttribute The HideModuleNameAttribute attribute, when applied to a module, allows the module members to be accessed using only the qualification needed for the module.
Public class Information The Information module contains the procedures used to return, test for, or verify information.
Public class Interaction The Interaction module contains procedures used to interact with objects, applications, and systems.
Public class MyGroupCollectionAttribute Infrastructure. This attribute supports My.Forms and My.WebServices in Visual Basic.
Public class Supported in .NET for Windows Store apps Strings The Strings module contains procedures used to perform string operations.
Public class VBCodeProvider Provides access to instances of the Visual Basic code generator and code compiler.
Public class VBFixedArrayAttribute Indicates that an array in a structure or non-local variable should be treated as a fixed-length array.
Public class VBFixedStringAttribute Indicates that a string should be treated as if it were fixed length.
Public class VBMath The VbMath module contains procedures used to perform mathematical operations.
  Structure Description
Public structure SpcInfo This class supports the Visual Basic Print and PrintLine functions.
Public structure TabInfo This class supports the Visual Basic Print and PrintLine functions.
  Enumeration Description
Public enumeration AppWinStyle Indicates the window style to use for the invoked program when calling the Shell function.
Public enumeration AudioPlayMode Indicates how to play sounds when calling audio methods.
Public enumeration Supported in .NET for Windows Store apps CallType Indicates the type of procedure being invoked when calling the CallByName function.
Public enumeration CompareMethod Indicates how to compare strings when calling comparison functions.
Public enumeration DateFormat Indicates how to display dates when calling the FormatDateTime function.
Public enumeration DateInterval Indicates how to determine and format date intervals when calling date-related functions.
Public enumeration DueDate Indicates when payments are due when calling financial methods.
Public enumeration FileAttribute Indicates the file attributes to use when calling file-access functions.
Public enumeration FirstDayOfWeek Indicates the first day of the week to use when calling date-related functions.
Public enumeration FirstWeekOfYear Indicates the first week of the year to use when calling date-related functions.
Public enumeration MsgBoxResult Indicates which button was pressed on a message box, returned by the MsgBox function.
Public enumeration MsgBoxStyle Indicates which buttons to display when calling the MsgBox function.
Public enumeration OpenAccess Indicates how to open a file when calling file-access functions.
Public enumeration OpenMode Indicates how to open a file when calling file-access functions.
Public enumeration OpenShare Indicates how to open a file when calling file-access functions.
Public enumeration TriState Indicates a Boolean value or whether the default should be used when calling number-formatting functions.
Public enumeration VariantType Indicates the type of a variant object, returned by the VarType function.
Public enumeration VbStrConv Indicates which type of conversion to perform when calling the StrConv function.
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