PHP 7 Programming Cookbook

Book Description:

PHP 7 comes with a myriad of new features and great tools to optimize your code and make your code perform faster than in previous versions. Most importantly, it allows you to maintain high traffic on your websites with low-cost hardware and servers through a multithreading web server.

This book demonstrates intermediate to advanced PHP techniques with a focus on PHP 7. Each recipe is designed to solve practical, real-world problems faced by PHP developers like yourself every day. We also cover new ways of writing PHP code made possible only in version 7. In addition, we discuss backward-compatibility breaks and give you plenty of guidance on when and where PHP 5 code needs to be changed to produce the correct results when running under PHP 7. This book also incorporates the latest PHP 7.x features.

By the end of the book, you will be equipped with the tools and skills required to deliver efficient applications for your websites and enterprises.

What You Will Learn

• Use advanced PHP 7 features, such as the Abstract Syntax Tree, Uniform Variable Syntax, Scalar Type Hints, Generator Delegation, Anonymous Classes, and the Context Sensitive Lexer
• Discover where and when PHP 5 code needs to be re-written to avoid backwards-compatibility breaks
• Improve the overall application security and error handling by taking advantage of classes that implement the new throwable interface
• Solve practical real-world programming problems using PHP 7
• Develop middle-wareclasses that allow PHP developers to gluedifferent open source libraries together seamlessly
• Define and Implement PSR-7 classes
• Create custom middleware using PSR-7 compliant classes
• Test and debug your code, and get to know the best practices