Section D.2. ControlChars Class

D.2 ControlChars Class

The Microsoft.VisualBasic namespace includes a ControlChars class whose shared fields can be used for device control and outputting special characters . Most of the shared fields also have equivalent Visual Basic intrinsic constants, as the following table shows:

Field	Value	Intrinsic constant
Back	Chr(8)	VbBack
Cr	Chr(13)	VbCr
CrLf	\r\n	VbCrLf
FormFeed	Chr(12)	VbFormFeed
Lf	Chr(10)	VbLf
NewLine	\r\n	VbNewLine
NullChar	Chr(0)	VbNullChar
Quote	Chr(34)	none
Tab	Chr(9)	VbTab
VerticalTab	Chr(11)	VbVerticalTab

Note that these constants must be qualified with the class name , as in:

 If str = ControlChars.CrLf Then