clear(1) clear(1) clear - clear [-x] [-T terminal-type] clear -V clear (scrollback buffer) . clear TERM terminfo . "clear" "E3" . ncurses 5.0 (1999). clear . -T type type. TERM. clear LINES COLUMNS . -V ncurses . -x clear . clear IEEE Std 1003.1/The Open Group Base Specifications Issue 7 (POSIX.1-2008) X/Open Curses Issue 7. tput ( ) tput clear. clear termcap 2BSD (1979). Unix (1985). AT&T BSD (tset) tput clear "tput clear". /usr/bin/tput ${1:+-T$1} clear 2> /dev/null exit 1989 tput BSD tput AT&T clear . exec tput clear . 1995 clear ncurses clear BSD terminfo. E3 . o 1999 xterm . printf '\033[2J' printf '\033[3J' . "XTerm Control Sequences" xterm. o PuTTY 2006. o 2011 Red Hat (console driver) . Linux 3.0 xterm Red Hat (#683733) . o . clear ncurses 2013 . o 2013 E3 "tput clear". 2016 tput clear tset. tput(1) xterm(1) terminfo(5) 3 . . : . ncurses 6.6 5 2025 clear(1)