Add Grep Recursively as a Linux TIL

Author: SanMuHe

README.md

@@ -8,6 +8,7 @@ A collection of things I learn every day accross different techniques, programmi
 - [Find Size of Directory](linux/find-directory-size.md)
 - [Find Disk Usage](linux/find-disk-usage.md)
 - [Find File in Directory Recursively](linux/find-file-in-directory-recursively.md)
+- [Grep Recursively](linux/grep-recursively.md)
 - [List Directories in Tree-Like Format](linux/list-directories-in-tree-like-format.md)
 - [Vi Mode in Bash](linux/vi-mode-in-bash.md)
 

linux/grep-recursively.md

@@ -0,0 +1,14 @@
+# Grep Recursively
+
+If you want to find a string in all directories and subdirectories, you can use 
+
+```
+grep -r pattern /path/to/start
+```
+
+If you want to include or exclude particular file types during the search, you can use
+
+```
+grep -r --include "*.txt" pattern /path/to/start
+grep -r --exclude "*.txt" pattern /path/to/start
+```