Grep
Search recursively through all files
Command searches recursively through all files under "/your/folder"
and its subdirectories,
prints the filename and line number for any line containing the exact string "string"
,
suppresses errors for missing files, and only matches whole words.
R
- Recursively search all files under the specified directory and its subdirectories.s
- Suppress error messages for nonexistent or unreadable files.n
- Print the line number where the match was found.w
- Only match whole words, not strings contained in larger words.