Grep Search for Strings in Files on Ubuntu Guide

GNU/Linux Ubuntu Grep Search for Strings in Files Guide

Hi! The Tutorial shows you Step-by-step How to use Grep tor Search for Strings in Files in Ubuntu GNU/Linux Command Line.

And to Search for Strings in Files with Grep in Ubuntu you have simply to use the -F Flag (Meaning: fixed Strings).

1. Searching for Strings in Files with Grep

   So now to Search for Strings on Ubuntu
   Use the -F Flag and enclose the String in Single or Double Quotes
   So generally you can search a Single File like:

   grep -F "[MYSTRING]" [MYFILE]

   And for instance:

   grep -F '</a>\r
   </div>\r
   </div>\r
   </div>\r
   <p>First Update the Apt' updatel.txt

   When to Search all the Files in a Directory add the -r Flag (Recursively) as:

   grep -Fr "[MYSTRING]" [MYDIR]

   And so again for instance:

   grep -Fr '</a>\r
   </div>\r
   </div>\r
   </div>\r
   <p>First Update the Apt' .

   Last, for more insight see the Grep Help with:

   grep --help