After the fine and long article about escaping from Matthias here some examples for special characters in a simple web application. This article should be only an inspiration, I will describe some code samples with python/javascript and explain why [<"@%'&_\?/:;,>কী €] is the ultimate input to test input in web applications.
The demo application offers a simple form with name and message field for an one-line guest book.Read more
