For more information about the language elements in the Visual Basic Runtime, see Visual Basic Reference [ http://msdn.microsoft.com/en-us/library/sh9ywfdk.aspx ] .

 Classes

	Class	Description
	Collection [ http://msdn.microsoft.com/en-us/library/microsoft.visualbasic.collection.aspx ]	A Visual Basic Collection is an ordered set of items that can be referred to as a unit.
	ComClassAttribute [ http://msdn.microsoft.com/en-us/library/microsoft.visualbasic.comclassattribute.aspx ]	The ComClassAttribute attribute instructs the compiler to add metadata that allows a class to be exposed as a COM object.
	Constants [ http://msdn.microsoft.com/en-us/library/microsoft.visualbasic.constants.aspx ]	The Constants module contains miscellaneous constants. These constants can be used anywhere in your code.
	ControlChars [ http://msdn.microsoft.com/en-us/library/microsoft.visualbasic.controlchars.aspx ]	The ControlChars module contains constants used as control characters. These constants can be used anywhere in your code.
	Conversion [ http://msdn.microsoft.com/en-us/library/microsoft.visualbasic.conversion.aspx ]	The Conversion module contains the procedures used to perform various conversion operations.
	DateAndTime [ http://msdn.microsoft.com/en-us/library/microsoft.visualbasic.dateandtime.aspx ]	The DateAndTime module contains the procedures and properties used in date and time operations.
	ErrObject [ http://msdn.microsoft.com/en-us/library/microsoft.visualbasic.errobject.aspx ]	The ErrObject module contains properties and procedures used to identify and handle run-time errors using the Err object.
	FileSystem [ http://msdn.microsoft.com/en-us/library/microsoft.visualbasic.filesystem.aspx ]	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 My.Computer.FileSystem Object [ http://msdn.microsoft.com/en-us/library/0b485hf7.aspx ] .
	Financial [ http://msdn.microsoft.com/en-us/library/microsoft.visualbasic.financial.aspx ]	The Financial module contains procedures used to perform financial operations.
	Globals [ http://msdn.microsoft.com/en-us/library/microsoft.visualbasic.globals.aspx ]	The Globals module contains script engine functions.
	HideModuleNameAttribute [ http://msdn.microsoft.com/en-us/library/microsoft.visualbasic.hidemodulenameattribute.aspx ]	The HideModuleNameAttribute attribute, when applied to a module, allows the module members to be accessed using only the qualification needed for the module.
	Information [ http://msdn.microsoft.com/en-us/library/microsoft.visualbasic.information.aspx ]	The Information module contains the procedures used to return, test for, or verify information.
	Interaction [ http://msdn.microsoft.com/en-us/library/microsoft.visualbasic.interaction.aspx ]	The Interaction module contains procedures used to interact with objects, applications, and systems.
	MyGroupCollectionAttribute [ http://msdn.microsoft.com/en-us/library/microsoft.visualbasic.mygroupcollectionattribute.aspx ]	Infrastructure. This attribute supports My.Forms and My.WebServices in Visual Basic.
	Strings [ http://msdn.microsoft.com/en-us/library/microsoft.visualbasic.strings.aspx ]	The Strings module contains procedures used to perform string operations.
	VBCodeProvider [ http://msdn.microsoft.com/en-us/library/microsoft.visualbasic.vbcodeprovider.aspx ]	Provides access to instances of the Visual Basic code generator and code compiler.
	VBFixedArrayAttribute [ http://msdn.microsoft.com/en-us/library/microsoft.visualbasic.vbfixedarrayattribute.aspx ]	Indicates that an array in a structure or non-local variable should be treated as a fixed-length array.
	VBFixedStringAttribute [ http://msdn.microsoft.com/en-us/library/microsoft.visualbasic.vbfixedstringattribute.aspx ]	Indicates that a string should be treated as if it were fixed length.
	VBMath [ http://msdn.microsoft.com/en-us/library/microsoft.visualbasic.vbmath.aspx ]	The VbMath module contains procedures used to perform mathematical operations.

 Structures

	Structure	Description
	SpcInfo [ http://msdn.microsoft.com/en-us/library/microsoft.visualbasic.spcinfo.aspx ]	This class supports the Visual Basic Print and PrintLine functions.
	TabInfo [ http://msdn.microsoft.com/en-us/library/microsoft.visualbasic.tabinfo.aspx ]	This class supports the Visual Basic Print and PrintLine functions.

 Enumerations

	Enumeration	Description
	AppWinStyle [ http://msdn.microsoft.com/en-us/library/microsoft.visualbasic.appwinstyle.aspx ]	Indicates the window style to use for the invoked program when calling the Shell function.
	AudioPlayMode [ http://msdn.microsoft.com/en-us/library/microsoft.visualbasic.audioplaymode.aspx ]	Indicates how to play sounds when calling audio methods.
	CallType [ http://msdn.microsoft.com/en-us/library/microsoft.visualbasic.calltype.aspx ]	Indicates the type of procedure being invoked when calling the CallByName function.
	CompareMethod [ http://msdn.microsoft.com/en-us/library/microsoft.visualbasic.comparemethod.aspx ]	Indicates how to compare strings when calling comparison functions.
	DateFormat [ http://msdn.microsoft.com/en-us/library/microsoft.visualbasic.dateformat.aspx ]	Indicates how to display dates when calling the FormatDateTime function.
	DateInterval [ http://msdn.microsoft.com/en-us/library/microsoft.visualbasic.dateinterval.aspx ]	Indicates how to determine and format date intervals when calling date-related functions.
	DueDate [ http://msdn.microsoft.com/en-us/library/microsoft.visualbasic.duedate.aspx ]	Indicates when payments are due when calling financial methods.
	FileAttribute [ http://msdn.microsoft.com/en-us/library/8wcck8fe.aspx ]	Indicates the file attributes to use when calling file-access functions.
	FirstDayOfWeek [ http://msdn.microsoft.com/en-us/library/microsoft.visualbasic.firstdayofweek.aspx ]	Indicates the first day of the week to use when calling date-related functions.
	FirstWeekOfYear [ http://msdn.microsoft.com/en-us/library/microsoft.visualbasic.firstweekofyear.aspx ]	Indicates the first week of the year to use when calling date-related functions.
	MsgBoxResult [ http://msdn.microsoft.com/en-us/library/microsoft.visualbasic.msgboxresult.aspx ]	Indicates which button was pressed on a message box, returned by the MsgBox function.
	MsgBoxStyle [ http://msdn.microsoft.com/en-us/library/microsoft.visualbasic.msgboxstyle.aspx ]	Indicates which buttons to display when calling the MsgBox function.
	OpenAccess [ http://msdn.microsoft.com/en-us/library/microsoft.visualbasic.openaccess.aspx ]	Indicates how to open a file when calling file-access functions.
	OpenMode [ http://msdn.microsoft.com/en-us/library/microsoft.visualbasic.openmode.aspx ]	Indicates how to open a file when calling file-access functions.
	OpenShare [ http://msdn.microsoft.com/en-us/library/microsoft.visualbasic.openshare.aspx ]	Indicates how to open a file when calling file-access functions.
	TriState [ http://msdn.microsoft.com/en-us/library/microsoft.visualbasic.tristate.aspx ]	Indicates a Boolean value or whether the default should be used when calling number-formatting functions.
	VariantType [ http://msdn.microsoft.com/en-us/library/microsoft.visualbasic.varianttype.aspx ]	Indicates the type of a variant object, returned by the VarType function.
	VbStrConv [ http://msdn.microsoft.com/en-us/library/microsoft.visualbasic.vbstrconv.aspx ]	Indicates which type of conversion to perform when calling the StrConv function.

 See Also

Reference

Microsoft.VisualBasic.ApplicationServices [ http://msdn.microsoft.com/en-us/library/microsoft.visualbasic.applicationservices.aspx ]

Microsoft.VisualBasic.Devices [ http://msdn.microsoft.com/en-us/library/microsoft.visualbasic.devices.aspx ]

Microsoft.VisualBasic.FileIO [ http://msdn.microsoft.com/en-us/library/microsoft.visualbasic.fileio.aspx ]

Microsoft.VisualBasic.Logging [ http://msdn.microsoft.com/en-us/library/microsoft.visualbasic.logging.aspx ]

Microsoft.VisualBasic.MyServices [ http://msdn.microsoft.com/en-us/library/microsoft.visualbasic.myservices.aspx ]

Other Resources

Visual Basic Reference [ http://msdn.microsoft.com/en-us/library/sh9ywfdk.aspx ]