Book Image

Mastering PHP 7

By : Branko Ajzele
Book Image

Mastering PHP 7

By: Branko Ajzele

Overview of this book

PHP is a server-side scripting language that is widely used for web development. With this book, you will get a deep understanding of the advanced programming concepts in PHP and how to apply it practically The book starts by unveiling the new features of PHP 7 and walks you through several important standards set by PHP Framework Interop Group (PHP-FIG). You’ll see, in detail, the working of all magic methods, and the importance of effective PHP OOP concepts, which will enable you to write effective PHP code. You will find out how to implement design patterns and resolve dependencies to make your code base more elegant and readable. You will also build web services alongside microservices architecture, interact with databases, and work around third-party packages to enrich applications. This book delves into the details of PHP performance optimization. You will learn about serverless architecture and the reactive programming paradigm that found its way in the PHP ecosystem. The book also explores the best ways of testing your code, debugging, tracing, profiling, and deploying your PHP application. By the end of the book, you will be able to create readable, reliable, and robust applications in PHP to meet modern day requirements in the software industry.
Table of Contents (24 chapters)
Title Page
Credits
About the Author
About the Reviewers
www.PacktPub.com
Customer Feedback
Preface
16
Debugging, Tracing, and Profiling

Disabling debug messages


The Ubuntu Server is a popular, free, and open source Linux distribution that we can use to quickly set up a LAMP (Linux, Apache, MySQL, PHP) stack. The ease of installation and long-term support of Ubuntu Server makes it a popular choice among PHP developers. With a clean server installation, we can get the LAMP stack up and running just by executing the following commands:

sudo apt-get update && sudo apt-get upgrade
sudo apt-get install lamp-server^ 

Once these are done, visiting our external server IP address, we should see an Apache page, as shown in the following screenshot:

The HTML we are seeing in the browser originates from the /var/www/html/index.html file. After replacing index.html with index.php, we're good to play with the PHP code.

The reason for this Ubuntu Server-like introduction is to emphasize certain server defaults. Out of all configuration directives, we should never blindly accept defaults for error logging and error displaying directives...