Form validation in OOP

[naim]

Hi All,
I want a simple form validation for single text field in OOP which is simple and clean.

[risoknop]

You don't need OOP for that. But if you want to go OOP, usually a whole form is represented as object as well as all elements have their own classes.

Zend_Form is a comprehensive class for handling forms - it does filtering, validation, errors:

http://framework.zend.com/manual/en/zend.form.html