The Standard Validator Classes

The ObjectWindows standard validator classes automate data validation.

ObjectWindows defines six validator classes in validate.h:

Class type	Class Name	Description
Validator base class	TValidator	A base class from which all other validator classes are derived
Filter validator class	TFilterValidator	A filter validator class
Range validator class	TRangeValidator	A numeric-range validator class based on TFilterValidator
Lookup validator class	TLookupValidator	A lookup validator base class
String lookup validator class	TStringLookupValidator	A string lookup validator class based on TLookupValidator
Picture validator class	TPXPictureValidator	A picture validator class that validates a string based on a given pattern or "picture"

See Also

• Validator Objects