"description": "My example Composer project", Would you like to define your dev dependencies (require-dev) interactively ? nĪdd PSR-4 autoload mapping? Maps namespace "Me\MyNewProject" to the entered relative path. Would you like to define your dependencies (require) interactively ? n library, project, metapackage, composer-plugin) : project Package name (/) :ĭescription : My example Composer project This command will guide you through creating your composer.json config. Without PSR-4 autoload mapping composer init (We'll show example output for both options.) For the PSR-4 autoload mapping question, it's up to you! This question is asking whether to add a PSR-4 autoload mapping to the composer.json.We are going to use a different command to define our dependencies later. Would you like to define your dev dependencies (require-dev) interactively?.Would you like to define your dependencies (require) interactively?.Please answer no to the following questions: Unless you intend on distributing your PHP application (we don't), then this information is only for your personal reference. This is simply metadata about your project.Ĭomposer package names consist of the vendor name and project name, separated by /. You may set the name, description, and license to whatever you'd like. Other types of Composer packages include library, composer-plugin, drupal-module, drupal-theme, and more. We may correctly use the terms application, package, and project to refer to my-new-project. In Composer terminology, your new PHP application is a Composer package of type project. This presents you with a series of command line prompts in order to gather basic information package information about your application. Initialize Composer for this new application by executing: composer init Created a new empty file named index.php.Created a new directory named my-new-project.Execute the following commands: mkdir my-new-project Next, we will create a new, bare bones PHP application. If you’re a homebrew user on OSX, you can use brew install composer. See Composer System Requirements for more detail.įollow the Composer installation instructions and return here when you’re finished! To install Composer, your machine must already have PHP installed. See Composer System Requirements.įirst, we need to install Composer on your machine. We will create a disposable “demo” application and perform a few operations on it. Take Composer for a quick test drive to experience its power first-hand. Use the required code in an example applicationīy the end of this tutorial you should be able to explain the value of Composer, and have Composer installed and working on your local machine.Use Composer to require a 3rd party dependency. It will encompass the fundamental concepts of Composer installation, requiring (installing) a new dependency, autoloading it, and implementing it. This demonstration will employ the most basic use case of using Composer to create a new, non-Drupal application that writes a message to the system log. This tutorial demonstrates the value of using Composer.
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