If you need to look for a literal string in a directory and all its subdirectories, use grep -rF "your.literal.string" .
-ror--recursive: Recursively read all files under each directory.-For--fixed-strings: Treat the pattern as a literal string (not a regular expression). This is important if your string contains characters like.that you don’t want interpreted as regex. (For example, if you're looking through log files for a specific IP address.)"your.literal.string": The exact string you're searching for..: Start the search from the current directory.