Update Description

README.md

@@ -1,2 +1,26 @@
-# csrf-token
-Generate random token for CSRF
+# CSRF-token
+This CSRF-TOKEN is written in PHP and very simple to use. It generate random token in every refresh of the browser page.
+
+## Generate token
+```
+<?php
+  <form action="index.php" method="post">
+    <input type="hidden" name="token" value="Token::generate()>"/>
+    <input type="text" name="action" placeholder="Enter an action."/>
+    <input type="submit" value="Submit" name="sub"/>
+  </form>
+?>
+```
++ Place this static function on a hidden input field value.
+
+## Check Token
+```
+<?php
+  if(Token::check() == True ){
+     // Token Validated  
+  } else {
+    // Do something to restrict
+  }
+?>
+```
++ You can check if the token is valid using Token::generate();