New Project: Composer Project
The right-hand pane of the Project Category and Options dialog looks as follows when you choose PHP in the left-hand pane and then choose Composer Project from the list in the right-hand pane.
Use the dialog box to have IntelliJ IDEA create a project with Composer-specific structure. To do this, appoint the Composer instance to use and install the package you need in the project.
The feature is supported only in the Ultimate edition when the Command Line Tools Support plugin is installed and enabled. The plugin is not bundled with IntelliJ IDEA, but it can be installed from the JetBrains plugin repository as described in Managing plugins.
In this field, specify the name of the project, by default it is the name of the folder specified in the location field.
In this field, specify the path to the project folder where the project-related files will be stored.
In this area, appoint the composer.phar file to use in project creation.
In this area, specify the package to install during the project creation.
In this area, specify advanced settings for generating a project stub and installing packages (dependencies):