Update README.md

Author: AzarguNazari

README.md

@@ -5,11 +5,13 @@ A tool that helps developers to generate their UML diagram through uploading the
 - If you have docker-compose, just type `docker-compose up -d` and access it on `localhost`
 - If you have locally webserver, just copy it and paste it on /var/www/html then access it on `localhost`
 
-# The Uploading Page
+# How it works?
+## Step1: Open the upload page
+By openning this page, you will have the open to choose the available langages support for generating UML diagram out of code. Since currently, we have only PHP support, you can uploads your php files. There are are already some some php example files which you can upload them, [Admin.php][https://github.com/AzarguNazari/PHP-To-UML/blob/master/src/Tests/test1/Admin.php], [Librarian.php](https://github.com/AzarguNazari/PHP-To-UML/blob/master/src/Tests/test1/Librarian.php), [Library.php](https://github.com/AzarguNazari/PHP-To-UML/blob/master/src/Tests/test1/Library.php), [LibraryISSN.php](https://github.com/AzarguNazari/PHP-To-UML/blob/master/src/Tests/test1/LibraryISSN.php), [LibraryOnline.php](https://github.com/AzarguNazari/PHP-To-UML/blob/master/src/Tests/test1/LibraryOnline.php), [LibraryQuickSearch.php](https://github.com/AzarguNazari/PHP-To-UML/blob/master/src/Tests/test1/LibraryQuickSearch.php),[Pateron.php](https://github.com/AzarguNazari/PHP-To-UML/blob/master/src/Tests/test1/Pateron.php), [PateronRecord.php](https://github.com/AzarguNazari/PHP-To-UML/blob/master/src/Tests/test1/PateronRecord.php), [Reservation.php](https://github.com/AzarguNazari/PHP-To-UML/blob/master/src/Tests/test1/Reservation.php), [books.php](https://github.com/AzarguNazari/PHP-To-UML/blob/master/src/Tests/test1/books.php), [booksDB.php](https://github.com/AzarguNazari/PHP-To-UML/blob/master/src/Tests/test1/booksDB.php), [payment.php](https://github.com/AzarguNazari/PHP-To-UML/blob/master/src/Tests/test1/payment.php).
 ![The uploading files page](https://github.com/AzarguNazari/PHPtoUML/blob/master/snapshot/input%20option.png)
 
 # Generating
 ![Generating](https://github.com/AzarguNazari/PHPtoUML/blob/master/snapshot/geneating.png)
 
-# The Genergated UML Diagram from source code
+# Outcome
 ![Generated UML Diagram](https://github.com/AzarguNazari/PHPtoUML/blob/master/snapshot/generatedUML.png)