C Language and Libraries Help (clang.hlp) (Table of Contents; Topic list)
Important Notice
The pages on this site contain documentation for very old MS-DOS software, purely for historical purposes. If you're looking for up-to-date documentation, particularly for programming, you should not rely on the information found here, as it will be woefully out of date.
Active and Visual Page Functions
 ◄Description► ◄Example►                     ◄Up► ◄Contents► ◄Index► ◄Back►
─────Run-Time Library───────────────────────────────────────────────────────
 
  Include:   <graph.h>
 
  Syntax:    short _getactivepage( void );
             short _getvisualpage( void );
             short _setactivepage( short page );
             short _setvisualpage( short page );
 
  Returns:   for the get functions, the current page number;
             for the set functions, the previous page number if
             successful, or a negative value if not.
                                    -♦-