serverside form-validation with php

Validating forms is (from my view) one of the most important things, developers have to do. Because in the beginning, lets say 30years ago, applications were written for developers by developers. If there was a form (or shell-input) which asks for a value with „DD/MM/YYYY“ no developer would insert „29th of February 89″… Actually users […]

session-based PHP-multistep-form with mvc-pattern

Let’s have a look at some basics. I just learn to start (real) coding with php and this should be one of the central points within web-applications. The model-view-controller-pattern is not a new invention and I think everybody knows the value of a wizard-like multi-step-form, where you can navigate next and previous and don’t looses […]