How to use grep command in Linux grep Regular Expression Part 2

grep linux linuxessentials grep command in Linux is used to search patterns within a file i.e.
to find some content within the file grep command is used. grep command in Linux returns the lines containing the specified pattern Regular expressions with grep - Certain wild cards can be used to make regular expressions.
The characters used are: .
etc. For more details : Website Link: www.dextutor.com All the material along with PPT is available at : Linux Essential Playlist: Operating System Playlist: Operating System Lab Playlist:

Источник: rutube.ru