data(3FORM)

NAME
data - test for off-screen data in given forms

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

DESCRIPTION
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
ncurses(3NCURSES), form(3FORM).

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

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

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