[MSDN Library April 2000] ValidateRgn (100%)

MSDN Library - April 2000 > Platform SDK > Graphics and Multimedia Services > Windows GDI > Painting and Drawing > Painting and Drawing Reference > Painting and Drawing Functions

[MSDN Library September 1992] ValidateRgn (47.9166666666667%)

Product Documentation > QuickC for Windows > Windows Programming Reference > Chapter 4 Functions Directory

[MSDN Library September 1992] ValidateRgn (39.6052631578947%)

Product Documentation > Win32 SDK for Windows NT > Programmer's Reference: API (prelim. ) > API Function Reference > V

[MSDN Library September 1992] ValidateRgn (33.3333333333333%)

Product Documentation > Windows 3.1 SDK > Programmer's Reference Volume 2: Functions > Introduction > UV