How to validate your data in Magento?
April 16, 2013 14:39
You should face to data validation when you do some customize development in Magento. The frontend validation is using class element combined with the magic of prototype in “js/prototype/validation.js”. Backend validation simply calls Zend_Validate in every Model->validate() method. Inchoo posted a article about validation which can give you a draft idea about them.
1