
                   SSUUMMMMAARRYY OOFF LLEESSSS CCOOMMMMAANNDDSS

      Commands marked with * may be preceded by a number, _N.
      Notes in parentheses indicate the behavior if _N is given.

  h  H                 Display this help.
  q  :q  Q  :Q  ZZ     Exit.

  e  ^E  j  ^N  CR  *  Forward  one line   (or _N lines).
  y  ^Y  k  ^K  ^P  *  Backward one line   (or _N lines).
  f  ^F  ^V  SPACE  *  Forward  one window (or _N lines).
  b  ^B  ESC-v      *  Backward one window (or _N lines).
  z                 *  Forward  one window (and set window to _N).
  w                 *  Backward one window (and set window to _N).
  ESC-SPACE         *  Forward  one window, but don't stop at end-of-file.
  d  ^D             *  Forward  one half-window (and set half-window to _N).
  u  ^U             *  Backward one half-window (and set half-window to _N).
  ESC-(  RightArrow *  Left  8 character positions (or _N positions).
  ESC-)  LeftArrow  *  Right 8 character positions (or _N positions).
  F                    Forward forever; like "tail -f".
  r  ^R  ^L            Repaint screen.
  R                    Repaint screen, discarding buffered input.
        ---------------------------------------------------
        Default "window" is the screen height.
        Default "half-window" is half of the screen height.
        ---------------------------------------------------
  /_p_a_t_t_e_r_n          *  Search forward for (_N-th) matching line.
  ?_p_a_t_t_e_r_n          *  Search backward for (_N-th) matching line.
  n                 *  Repeat previous search (for _N-th occurrence).
  N                 *  Repeat previous search in reverse direction.
  ESC-n             *  Repeat previous search, spanning files.
  ESC-N             *  Repeat previous search, reverse dir. & spanning files.
  ESC-u                Undo (toggle) search highlighting.
        ---------------------------------------------------
        Search patterns may be modified by one or more of:
        ^N or !  Search for NON-matching lines.
        ^E or *  Search multiple files (pass thru END OF FILE).
        ^F or @  Start search at FIRST file (for /) or last file (for ?).
        ^K       Highlight matches, but don't move (KEEP position).
        ^R       Don't use REGULAR EXPRESSIONS.
        ---------------------------------------------------
  g  <  ESC-<       *  Go to first line in file (or line _N).
  G  >  ESC->       *  Go to last line in file (or line _N).
  p  %              *  Go to beginning of file (or _N percent into file).
  {  (  [           *  Find close bracket } ) ].
  }  )  ]           *  Find open bracket { ( [.
  ESC-^F _<_c_1_> _<_c_2_>  *  Find close bracket _<_c_2_>.
  ESC-^B _<_c_1_> _<_c_2_>  *  Find open bracket _<_c_1_> 
        ---------------------------------------------------
        Each "find close bracket" command goes forward to the close bracket 
          matching the (_N-th) open bracket in the top line.
        Each "find open bracket" command goes backward to the open bracket 
          matching the (_N-th) close bracket in the bottom line.
        ---------------------------------------------------
  m_<_l_e_t_t_e_r_>            Mark the current position with <letter>.
  '_<_l_e_t_t_e_r_>            Go to a previously marked position.
  ''                   Go to the previous position.
  ^X^X                 Same as '.
        ---------------------------------------------------
        A mark is any upper-case or lower-case letter.
        Certain marks are predefined:
             ^  means  beginning of the file
             $  means  end of the file
        ---------------------------------------------------

  :e [_f_i_l_e]            Examine a new file.
  ^X^V                 Same as :e.
  :n                *  Examine the (_N-th) next file from the command line.
  :p                *  Examine the (_N-th) previous file from the command line.
  :x                *  Examine the first (or _N-th) file from the command line.
  =  ^G  :f            Print current file name.
  V                    Print version number of "less".

  -_<_f_l_a_g_>              Toggle a command line option [see OPTIONS below].
  __<_f_l_a_g_>              Display the setting of a command line option.
  +_c_m_d                 Execute the less cmd each time a new file is examined.

  !_c_o_m_m_a_n_d             Execute the shell command with $SHELL.
  |XX_c_o_m_m_a_n_d            Pipe file between current pos & mark XX to shell command.
  v                    Edit the current file with $VISUAL or $EDITOR.

        ---------------------------------------------------
                           OOPPTTIIOONNSS

        Most options may be changed either on the command line,
        or from within less by using the - command.

  -?            Display help (from command line).
  -a            Forward search skips current screen.
  -b [_N]        Number of buffers.
  -B            Don't automatically allocate buffers for pipes.
  -c  -C        Repaint by scrolling/clearing.
  -d            Dumb terminal.
  -e  -E        Quit at end of file.
  -f            Force open non-regular files.
  -g            Highlight only last match for searches.
  -G            Don't highlight any matches for searches.
  -h [_N]        Backward scroll limit.
  -i            Ignore case in searches.
  -I            Ignore case in searches and in search patterns.
  -j [_N]        Screen position of target lines.
  -k [_f_i_l_e]     Use a lesskey file.
  -m  -M        Set prompt style.
  -n  -N        Use line numbers.
  -o [_f_i_l_e]     Copy to log file (standard input only).
  -O [_f_i_l_e]     Copy to log file (unconditionally overwrite).
  -p [_p_a_t_t_e_r_n]  Start at pattern (from command line).
  -P [_p_r_o_m_p_t]   Define new prompt.
  -q  -Q        Quiet the terminal bell.
  -r            Output "raw" control characters.
  -s            Squeeze multiple blank lines.
  -S            Chop long lines.
  -t [_t_a_g]      Find a tag.
  -T [_t_a_g_s_f_i_l_e] Use an alternate tags file.
  -u  -U        Change handling of backspaces.
  -V            Display the version number of "less".
  -w            Display ~ for lines after end-of-file.
  -x [_N]        Set tab stops.
  -X            Don't use termcap init/deinit strings.
  -y [_N]        Forward scroll limit.
  -z [_N]        Set size of window.


        ---------------------------------------------------
                          LLIINNEE EEDDIITTIINNGG

        These keys can be used to edit text being entered 
        on the "command line" at the bottom of the screen.

 RightArrow                       ESC-l     Move cursor right one character.
 LeftArrow                        ESC-h     Move cursor left one character.
 CNTL-RightArrow  ESC-RightArrow  ESC-w     Move cursor right one word.
 CNTL-LeftArrow   ESC-LeftArrow   ESC-b     Move cursor left one word.
 HOME                             ESC-0     Move cursor to start of line.
 END                              ESC-$     Move cursor to end of line.
 BACKSPACE                                  Delete char to left of cursor.
 DELETE                           ESC-x     Delete char under cursor.
 CNTL-BACKSPACE   ESC-BACKSPACE             Delete word to left of cursor.
 CNTL-DELETE      ESC-DELETE      ESC-X     Delete word under cursor.
 CNTL-U           ESC (MS-DOS only)         Delete entire line.
 UpArrow                          ESC-k     Retrieve previous command line.
 DownArrow                        ESC-j     Retrieve next command line.
 TAB                                        Complete filename & cycle.
 SHIFT-TAB                        ESC-TAB   Complete filename & reverse cycle.
 CNTL-L                                     Complete filename, list all.


