less is a program for paging through files or other output. It was written in reaction to the perceived primitiveness of more (hence its name). A number may precede some commands.
Set number of lines to scroll to
num. Default is one screenful. A negative
num sets the number to
num lines less than the current number.
command on startup. If
command is a number, jump to that line. The option ++ applies this command to each file in the command-line list.
Print help screen. Ignore all other options; don't page through file.
When searching, begin after last line displayed. (Default is to search from second line displayed.)
n buffers for each file (default is 10). Buffers are 1 KB in size.
Don't automatically allocate buffers for data read from a pipe. If -b specifies a number of buffers, allocate that many. If necessary, allow information from previous screens to be lost.
Redraw screen from top, instead of scrolling from the bottom.
Same as -c, but clear the screen before redrawing.
Suppress dumb-terminal error messages.
Automatically exit after reaching EOF twice.
Automatically exit after reaching EOF once.
Force opening of directories and devices; don't print warning when opening binaries.
Automatically exit if the file ...