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+ SSUUMMMMAARRYY OOFF LLEESSSS CCOOMMMMAANNDDSS
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+
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+ Commands marked with * may be preceded by a number, _N.
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+ Notes in parentheses indicate the behavior if _N is given.
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+ A key preceded by a caret indicates the Ctrl key; thus ^K is ctrl-K.
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+
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+ h H Display this help.
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+ q :q Q :Q ZZ Exit.
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+ ---------------------------------------------------------------------------
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+
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+ MMOOVVIINNGG
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+
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+ e ^E j ^N CR * Forward one line (or _N lines).
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+ y ^Y k ^K ^P * Backward one line (or _N lines).
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+ f ^F ^V SPACE * Forward one window (or _N lines).
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+ b ^B ESC-v * Backward one window (or _N lines).
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+ z * Forward one window (and set window to _N).
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+ w * Backward one window (and set window to _N).
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+ ESC-SPACE * Forward one window, but don't stop at end-of-file.
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+ d ^D * Forward one half-window (and set half-window to _N).
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+ u ^U * Backward one half-window (and set half-window to _N).
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+ ESC-) RightArrow * Right one half screen width (or _N positions).
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+ ESC-( LeftArrow * Left one half screen width (or _N positions).
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+ ESC-} ^RightArrow Right to last column displayed.
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+ ESC-{ ^LeftArrow Left to first column.
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+ F Forward forever; like "tail -f".
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+ ESC-F Like F but stop when search pattern is found.
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+ r ^R ^L Repaint screen.
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+ R Repaint screen, discarding buffered input.
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+ ---------------------------------------------------
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+ Default "window" is the screen height.
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+ Default "half-window" is half of the screen height.
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+ ---------------------------------------------------------------------------
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+
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+ SSEEAARRCCHHIINNGG
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+
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+ /_p_a_t_t_e_r_n * Search forward for (_N-th) matching line.
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+ ?_p_a_t_t_e_r_n * Search backward for (_N-th) matching line.
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+ n * Repeat previous search (for _N-th occurrence).
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+ N * Repeat previous search in reverse direction.
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+ ESC-n * Repeat previous search, spanning files.
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+ ESC-N * Repeat previous search, reverse dir. & spanning files.
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+ ESC-u Undo (toggle) search highlighting.
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+ &_p_a_t_t_e_r_n * Display only matching lines
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+ ---------------------------------------------------
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+ A search pattern may be preceded by one or more of:
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+ ^N or ! Search for NON-matching lines.
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+ ^E or * Search multiple files (pass thru END OF FILE).
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+ ^F or @ Start search at FIRST file (for /) or last file (for ?).
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+ ^K Highlight matches, but don't move (KEEP position).
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+ ^R Don't use REGULAR EXPRESSIONS.
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+ ---------------------------------------------------------------------------
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+
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+ JJUUMMPPIINNGG
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+
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+ g < ESC-< * Go to first line in file (or line _N).
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+ G > ESC-> * Go to last line in file (or line _N).
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+ p % * Go to beginning of file (or _N percent into file).
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+ t * Go to the (_N-th) next tag.
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+ T * Go to the (_N-th) previous tag.
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+ { ( [ * Find close bracket } ) ].
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+ } ) ] * Find open bracket { ( [.
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+ ESC-^F _<_c_1_> _<_c_2_> * Find close bracket _<_c_2_>.
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+ ESC-^B _<_c_1_> _<_c_2_> * Find open bracket _<_c_1_>
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+ ---------------------------------------------------
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+ Each "find close bracket" command goes forward to the close bracket
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+ matching the (_N-th) open bracket in the top line.
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+ Each "find open bracket" command goes backward to the open bracket
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+ matching the (_N-th) close bracket in the bottom line.
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+
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+ m_<_l_e_t_t_e_r_> Mark the current top line with <letter>.
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+ M_<_l_e_t_t_e_r_> Mark the current bottom line with <letter>.
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+ '_<_l_e_t_t_e_r_> Go to a previously marked position.
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+ '' Go to the previous position.
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+ ^X^X Same as '.
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+ ESC-M_<_l_e_t_t_e_r_> Clear a mark.
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+ ---------------------------------------------------
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+ A mark is any upper-case or lower-case letter.
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+ Certain marks are predefined:
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+ ^ means beginning of the file
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+ $ means end of the file
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+ ---------------------------------------------------------------------------
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+
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+ CCHHAANNGGIINNGG FFIILLEESS
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+
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+ :e [_f_i_l_e] Examine a new file.
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+ ^X^V Same as :e.
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+ :n * Examine the (_N-th) next file from the command line.
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+ :p * Examine the (_N-th) previous file from the command line.
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+ :x * Examine the first (or _N-th) file from the command line.
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+ :d Delete the current file from the command line list.
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+ = ^G :f Print current file name.
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+ ---------------------------------------------------------------------------
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+
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+ MMIISSCCEELLLLAANNEEOOUUSS CCOOMMMMAANNDDSS
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+
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+ -_<_f_l_a_g_> Toggle a command line option [see OPTIONS below].
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+ --_<_n_a_m_e_> Toggle a command line option, by name.
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+ __<_f_l_a_g_> Display the setting of a command line option.
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+ ___<_n_a_m_e_> Display the setting of an option, by name.
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+ +_c_m_d Execute the less cmd each time a new file is examined.
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+
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+ !_c_o_m_m_a_n_d Execute the shell command with $SHELL.
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+ |XX_c_o_m_m_a_n_d Pipe file between current pos & mark XX to shell command.
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+ s _f_i_l_e Save input to a file.
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+ v Edit the current file with $VISUAL or $EDITOR.
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+ V Print version number of "less".
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+ ---------------------------------------------------------------------------
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+
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+ OOPPTTIIOONNSS
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+
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+ Most options may be changed either on the command line,
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+ or from within less by using the - or -- command.
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+ Options may be given in one of two forms: either a single
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+ character preceded by a -, or a name preceded by --.
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+
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+ -? ........ --help
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+ Display help (from command line).
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+ -a ........ --search-skip-screen
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+ Search skips current screen.
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+ -A ........ --SEARCH-SKIP-SCREEN
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+ Search starts just after target line.
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+ -b [_N] .... --buffers=[_N]
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+ Number of buffers.
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+ -B ........ --auto-buffers
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+ Don't automatically allocate buffers for pipes.
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+ -c ........ --clear-screen
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+ Repaint by clearing rather than scrolling.
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+ -d ........ --dumb
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+ Dumb terminal.
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+ -D [_x_n_._n] . --color=_x_n_._n
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+ Set screen colors. (MS-DOS only)
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+ -e -E .... --quit-at-eof --QUIT-AT-EOF
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+ Quit at end of file.
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+ -f ........ --force
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+ Force open non-regular files.
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+ -F ........ --quit-if-one-screen
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+ Quit if entire file fits on first screen.
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+ -g ........ --hilite-search
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+ Highlight only last match for searches.
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+ -G ........ --HILITE-SEARCH
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+ Don't highlight any matches for searches.
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+ -h [_N] .... --max-back-scroll=[_N]
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+ Backward scroll limit.
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+ -i ........ --ignore-case
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+ Ignore case in searches that do not contain uppercase.
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+ -I ........ --IGNORE-CASE
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+ Ignore case in all searches.
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+ -j [_N] .... --jump-target=[_N]
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+ Screen position of target lines.
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+ -J ........ --status-column
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+ Display a status column at left edge of screen.
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+ -k [_f_i_l_e] . --lesskey-file=[_f_i_l_e]
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+ Use a lesskey file.
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+ -K --quit-on-intr
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+ Exit less in response to ctrl-C.
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+ -L ........ --no-lessopen
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+ Ignore the LESSOPEN environment variable.
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+ -m -M .... --long-prompt --LONG-PROMPT
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+ Set prompt style.
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+ -n -N .... --line-numbers --LINE-NUMBERS
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+ Don't use line numbers.
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+ -o [_f_i_l_e] . --log-file=[_f_i_l_e]
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+ Copy to log file (standard input only).
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+ -O [_f_i_l_e] . --LOG-FILE=[_f_i_l_e]
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