This excerpt from PHP and MySQL Web Development outlines a key step in object-oriented PHP.

Besides performance improvements, PHP 8.3 brings a many new features, including amendments to the existing readonly feature; explicitly-typed class constants; a new # [\\Override] attribute, and more.

In the second instalment of this article series dedicated to PHP 7, we continue our exploration of PHP 7 new features focusing on object-oriented programming support, classes, and interfaces.

I'll demonstrate how easy it is to use the PEAR::Image_Barcode class in PHP to dynamically create barcodes for your Web applications.