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less
Purpose
View text files one screen at a time (and scroll backwards if necessary).
Syntax
less [options] filenames
Options
-? displays a list of commands you can use in less.
-p text displays the first line where text is found.-s reduces multiple blank lines to a single blank line.
Description
The less command displays the specified files one screen at a time. Unlike when you use more , you can press b , Ctrl-B, or Esc-V to scroll backwards. To view the commands you can use to interact with less , press h while you are viewing a file in less .
