Provided by: ncurses-doc_6.1-1ubuntu1_all bug

NAME

       data_ahead, data_behind - 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.

                                                                                      data(3FORM)