changed a code comment param int to param string
diff --git a/system/libraries/Validation.php b/system/libraries/Validation.php
index a3ce980..08397ec 100644
--- a/system/libraries/Validation.php
+++ b/system/libraries/Validation.php
@@ -547,7 +547,7 @@
 	 * Numeric

 	 *

 	 * @access	public

-	 * @param	int

+	 * @param	string

 	 * @return	bool

 	 */	

 	function numeric($str)