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

Using third-party packages


We already saw how easy it is to install the composer package via one of the following two options:

  • Executing a command such as require vendor/package:2.* vendor/package2:dev-master 
  • Adding a package link information under composer.json require, and executing composer install on console

Without knowing which package exactly we might need, we could use the https://packagist.org search tool to find it. Let's consider, for example, we are looking for a package with an e-mail sending functionality. This is where the sheer size of the Packagist repository might take us some time to find the right package. Luckily, we can use Sort by downloads or Sort by favorites to help ourselves out:

Once we click on the individual package, we get to see the available versions we can install:

Running composer require swiftmailer/swiftmailer in this case would give us the latest stable version 5.4.6.

Once installed, packages can later be updated to possible new stable versions simply by...