Предопределенные константы
PHP Manual

Keys

ncurses key constants
constant meaning
NCURSES_KEY_F0 - NCURSES_KEY_F64 function keys F1 - F64
NCURSES_KEY_DOWN down arrow
NCURSES_KEY_UP up arrow
NCURSES_KEY_LEFT left arrow
NCURSES_KEY_RIGHT right arrow
NCURSES_KEY_HOME home key (upward+left arrow)
NCURSES_KEY_BACKSPACE backspace
NCURSES_KEY_DL delete line
NCURSES_KEY_IL insert line
NCURSES_KEY_DC delete character
NCURSES_KEY_IC insert char or enter insert mode
NCURSES_KEY_EIC exit insert char mode
NCURSES_KEY_CLEAR clear screen
NCURSES_KEY_EOS clear to end of screen
NCURSES_KEY_EOL clear to end of line
NCURSES_KEY_SF scroll one line forward
NCURSES_KEY_SR scroll one line backward
NCURSES_KEY_NPAGE next page
NCURSES_KEY_PPAGE previous page
NCURSES_KEY_STAB set tab
NCURSES_KEY_CTAB clear tab
NCURSES_KEY_CATAB clear all tabs
NCURSES_KEY_SRESET soft (partial) reset
NCURSES_KEY_RESET reset or hard reset
NCURSES_KEY_PRINT print
NCURSES_KEY_LL lower left
NCURSES_KEY_A1 upper left of keypad
NCURSES_KEY_A3 upper right of keypad
NCURSES_KEY_B2 center of keypad
NCURSES_KEY_C1 lower left of keypad
NCURSES_KEY_C3 lower right of keypad
NCURSES_KEY_BTAB back tab
NCURSES_KEY_BEG beginning
NCURSES_KEY_CANCEL cancel
NCURSES_KEY_CLOSE close
NCURSES_KEY_COMMAND cmd (command)
NCURSES_KEY_COPY copy
NCURSES_KEY_CREATE create
NCURSES_KEY_END end
NCURSES_KEY_EXIT exit
NCURSES_KEY_FIND find
NCURSES_KEY_HELP help
NCURSES_KEY_MARK mark
NCURSES_KEY_MESSAGE message
NCURSES_KEY_MOVE move
NCURSES_KEY_NEXT next
NCURSES_KEY_OPEN open
NCURSES_KEY_OPTIONS options
NCURSES_KEY_PREVIOUS previous
NCURSES_KEY_REDO redo
NCURSES_KEY_REFERENCE ref (reference)
NCURSES_KEY_REFRESH refresh
NCURSES_KEY_REPLACE replace
NCURSES_KEY_RESTART restart
NCURSES_KEY_RESUME resume
NCURSES_KEY_SAVE save
NCURSES_KEY_SBEG shiftet beg (beginning)
NCURSES_KEY_SCANCEL shifted cancel
NCURSES_KEY_SCOMMAND shifted command
NCURSES_KEY_SCOPY shifted copy
NCURSES_KEY_SCREATE shifted create
NCURSES_KEY_SDC shifted delete char
NCURSES_KEY_SDL shifted delete line
NCURSES_KEY_SELECT select
NCURSES_KEY_SEND shifted end
NCURSES_KEY_SEOL shifted end of line
NCURSES_KEY_SEXIT shifted exit
NCURSES_KEY_SFIND shifted find
NCURSES_KEY_SHELP shifted help
NCURSES_KEY_SHOME shifted home
NCURSES_KEY_SIC shifted input
NCURSES_KEY_SLEFT shifted left arrow
NCURSES_KEY_SMESSAGE shifted message
NCURSES_KEY_SMOVE shifted move
NCURSES_KEY_SNEXT shifted next
NCURSES_KEY_SOPTIONS shifted options
NCURSES_KEY_SPREVIOUS shifted previous
NCURSES_KEY_SPRINT shifted print
NCURSES_KEY_SREDO shifted redo
NCURSES_KEY_SREPLACE shifted replace
NCURSES_KEY_SRIGHT shifted right arrow
NCURSES_KEY_SRSUME shifted resume
NCURSES_KEY_SSAVE shifted save
NCURSES_KEY_SSUSPEND shifted suspend
NCURSES_KEY_UNDO undo
NCURSES_KEY_MOUSE mouse event has occurred
NCURSES_KEY_MAX maximum key value

Предопределенные константы
PHP Manual