11/6/2023 0 Comments Php 8 featuresThis book is for PHP developers at all levels who have experience in PHP 5 or above. If you feel this book is for you, get your copy today!Īll of the code is organized into folders.įollowing is what you need for this book: Become well-versed with programming best practices enforced by PHP 8.Find out which features have been deprecated and/or removed in PHP 8.Avoid traps due to changes in PHP extensions.Identify potential backward compatibility issues.Understand improvements in error handling in PHP 8.Discover new PHP 8 procedural programming enhancements.Gain a comprehensive understanding of the new PHP 8 object-oriented features.This book covers the following exciting features: The last chapter of the book gives you insights into PHP async, a revolutionary new way of programming, by providing detailed coverage and examples of asynchronous programming using the Swoole extension and Fibers.īy the end of this PHP book, you'll not only have mastered the new features, but you'll also know exactly what to watch out for when migrating older PHP applications to PHP 8. You'll then learn about potential backward compatible breaks and discover best practices for improving performance. You'll start by exploring new PHP 8 features in the area of object-oriented programming (OOP), followed by enhancements at the procedural level. The book thoroughly explores best practices, and highlights ways in which PHP 8 enforces these practices in a much more rigorous fashion than its earlier versions. The book is intended for any PHP developer who wants to become familiar with the cool new features available in PHP 8, and covers areas where developers might experience backward compatibility issues with their existing code after a PHP 8 update. PHP 8 Programming Tips, Tricks, and Best Practices will help you to get up-to-speed with PHP 8 quickly. Thanks to its ease of use, PHP is a highly popular programming language used on over 78% of all web servers connected to the Internet. This is the code repository for PHP 8 Programming Tips, Tricks and Best Practices, published by Packt.Ī practical guide to PHP 8 features, usage changes, and advanced programming techniques What is this book about? Any class with this property will be unmodifiable and will result in an error if you force it to change the value.PHP 8 Programming Tips, Tricks and Best Practices Readonly is a new class property in PHP 8.1 and can only be initialized once from the class where it’s declared. Note that this attribute won’t have any effect anymore when the tentative return types are upgraded to standard return types. You can enumerate these suits with enum in PHP: enum Suit There are four fixed suits – Spades, Hearts, Diamonds, and Clubs. The enumeration RFC uses standard playing cards to explain how it works. Enumerations can have any number of cases, from zero to as many as you need. Then, it’s followed by case to declare the possible values. The syntax uses enum to declare enumerations, followed by its user-defined name. It’s an enumerated data type that consists of a fixed set of possible values. PHP 8.1 supports enumerations, or enum for short. Here are some of the new features in PHP 8.1. Keep in mind that there may be changes after the release date that can make this list longer or shorter. This new major PHP version introduces over 20 new features. Passing null to non-nullable Internal Function Not Allowed.JsonSerializable Implementation in SplFixedArray.Phar Signature Algorithm Changed From SHA1 to SHA256.Compact Function Calls Warning for Parameters With Non-string and Non-array String.
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