form_data(3X)                                                  form_data(3X)

NAME         top

       data_ahead, data_behind - test for off-screen data in given forms

SYNOPSIS         top

       #include <form.h>
       bool data_ahead(const FORM *form);
       bool data_behind(const FORM *form);

DESCRIPTION         top

       The function data_ahead tests whether there is off-screen data ahead
       in the given form.  It returns TRUE (1) or FALSE (0).

       The function data_behind tests whether there is off-screen data
       behind in the given form.  It returns TRUE (1) or FALSE (0).

SEE ALSO         top

       curses(3X), form(3X).

NOTES         top

       The header file <form.h> automatically includes the header file

PORTABILITY         top

       These routines emulate the System V forms library.  They were not
       supported on Version 7 or BSD versions.

AUTHORS         top

       Juergen Pfeifer.  Manual pages and adaptation for new curses by Eric
       S. Raymond.

COLOPHON         top

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