The default error handling in PHP is very simple. An error message with filename, line number

This chapter shows how to make input fields required and create error messages if needed. PHP

n this chapter we will teach you how to open, read, and close a file on

File handling is an important part of any web application. You often need to open and

With PHP, you can connect to and manipulate databases. MySQL is the most popular database system

PHP 5 and later can work with a MySQL database using: MySQLi extension (the "i" stands for