One of the renowned search tool on Unix-like systems which can be used to search for anything whether it be a file, or a line or multiple lines in file is grep utility.| What’s Difference Between Grep, Egrep and Fgrep in Linux?
Grep is the most powerful file pattern searcher that comes with every Linux distribution. In this article, I will cover some useful grep command examples.| 12 Practical Examples of Linux Grep Command