The Form fields validation is an essential part of any web application to validate input values before storing into database. The Form input validated when form submitted.
If you’re working with CodeIgniter framework and created Forms and wants to add validation to form inputs, then its very easy. CodeIgniter framework has form validation library form_validation
to validate various form fields.
So here in this tutorial, you will learn how to implement Form Validation in CodeIgniter.
We will cover this tutorial in easy steps with live demo. There are also a download link at the end of tutorial to download source code of live demo.