The eBook and Physical Book PHP Tutorials: Programming with PHP and MySQL has been recently updated to include new examples, expanded code explanations and updated material. In particular:
* The removal of code and descriptions only relevant to PHP versions earlier than
PHP 7.
* Expansion of code examples.
* More explanation of code as used for connecting to databases using PDO and mysqli.
* Further details in data validation.
* Best coding principles and practices.
* Plus many other changes.
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