Update README.md

README.md

@@ -4,7 +4,21 @@
 
 **Usage**
 ```
-./dirdigger.py ...
+usage: dirdigger.py [-h] -u URL -w WORDLIST [-m MODE] [-e FILE_EXTENSIONS]
+                    [-i IGNORE_STATUSES] [-t TIMEOUT]
+
+optional arguments:
+  -h, --help            show this help message and exit
+  -u URL, --url URL     The base URL to start the scan from
+  -w WORDLIST, --wordlist WORDLIST
+                        The file containing the wordlist
+  -m MODE, --mode MODE  Scan mode is "dir" or "file" (default: "dir")
+  -e FILE_EXTENSIONS, --file-extensions FILE_EXTENSIONS
+                        File extensions when mode is "file" (eg: php,aspx)
+  -i IGNORE_STATUSES, --ignore-statuses IGNORE_STATUSES
+                        HTTP statuses to be ignored (eg: 404,302)
+  -t TIMEOUT, --timeout TIMEOUT
+                        Request timeout in seconds (default: 5)
 ```
 
 **Preview**