insdelln(3X)                                                   insdelln(3X)

NAME
     insdelln, winsdelln - delete or insert lines into a window

SYNOPSIS
     cc [flag ...] file ... -lcurses [library ...]

     #include <curses.h>

     int insdelln(int n);

     int winsdelln(WINDOW *win, int n);

DESCRIPTION
     The insdelln() and winsdelln() functions perform the following
     actions:

     -  If n is positive, these functions insert n lines into the current
        or specified window before the current line. The n last lines are
        no longer displayed.

     -  If n is negative, these functions delete n lines from the current
        or specified window starting with the current line, and move the
        remaining lines toward the cursor. The last n lines are cleared.

     The current cursor position remains the same.

RETURN VALUE
     Upon successful completion, these functions return OK. Otherwise, they
     return ERR.

ERRORS
     No errors are defined.

SEE ALSO
     curses(3X), deleteln(3X), insertln(3X), curses(5).




















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