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  • Book Overview & Buying Learning PHP 7 High Performance
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Learning PHP 7 High Performance

Learning PHP 7 High Performance

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Learning PHP 7 High Performance

Learning PHP 7 High Performance

Overview of this book

PHP is a great language for building web applications. It is essentially a server-side scripting language that is also used for general-purpose programming. PHP 7 is the latest version, providing major backward-compatibility breaks and focusing on high performance and speed. This fast-paced introduction to PHP 7 will improve your productivity and coding skills. The concepts covered will allow you, as a PHP programmer, to improve the performance standards of your applications. We will introduce you to the new features in PHP 7 and then will run through the concepts of object-oriented programming (OOP) in PHP 7. Next, we will shed some light on how to improve your PHP 7 applications' performance and database performance. Through this book, you will be able to improve the performance of your programs using the various benchmarking tools discussed. At the end, the book discusses some best practices in PHP programming to help you improve the quality of your code.
Table of Contents (11 chapters)
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10
Index

Xdebug


Xdebug is an extension for PHP that provides both debugging and profiling information for PHP scripts. Xdebug displays a full-stake trace information for errors, including function names, line numbers, and filenames. Also, it provides the ability to debug scripts interactively using different IDEs, such as Sublime Text, Eclipse, PHP Storm, and Zend Studio.

To check whether Xdebug is installed and enabled on our PHP installation, we need to check the phpinfo() details. On the phpinfo details page, search for Xdebug, and you should see details similar to the following screenshot:

This means that our PHP installation has Xdebug installed. Now, we need to configure Xdebug. Either the Xdebug configuration will be in the php.ini file, or it will have its separate .ini file. At our installation, we will have a separate 20-xdebug.ini file placed at the /etc/php/7.0/fpm/conf.d/ path.

Note

For the purpose of this book, we will use the Homestead Vagrant box from Laravel. It provides complete tools...

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Learning PHP 7 High Performance
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