It’s very useful when you want to clean your system, or find a file you recently created or modified but don’t remember where. Look for files in /var/log that have not been modified in the last 3 days: sudo find /var/log -mtime +3. var/log/Xorg.0.log: (WW) warning, (EE) error, (NI) not implemented, (?) unknown. Find files in /home/pi created less than 60 minutes ago: find /home/pi -cmin -60. To find files by name and grep their contents use these commands as follows: $ find -type f -name '' -exec grep -H "" \ A common way to get context about howor whya pattern appears in a file is to view the line above the match, or the line just. For example: grep -only-matching -line-number Fedora example.txt 2:Fedora.
This short note shows how to recursively find files by name and grep their contents for some word or pattern.Ĭool Tip: How to match multiple patterns with -OR-, -AND-, -NOT- operators using grep! Read more → Find Files by Name and Grep Contents in Linux For added context, use the -line-number option ( -n for short) to see the line number where the matched pattern appears in the file.
It does not use regular expressions instead, it does direct string comparison to find matching lines of. If you use the find command to recursively search for some files and then pipe the result to the grep command, by doing this you will actually parse the file paths/names but not their contents. fgrep searches files for one or more pattern arguments. The output from grep shows us that our search string example. Using grep to find which files contain the specified text. grep -l example document1.txt document2.txt. The Linux find command can be used for searching files and directories and performing subsequent operations on them. Use the following syntax in terminal, and specify all the files you want to search by appending their path and name to the end of the command.