Symfony 4 Api Platform Installation

Create a new Symfony Flex project

$ composer create-project symfony/skeleton {project_name}

Create a new Symfony Flex project

Install the API Platform's server component in this skeleton

$ composer req api

Setup Database Connection

Setup Doctrine Configuration

Create / Generate Database and Schema

$ bin/console doctrine:database:create
$ bin/console doctrine:schema:create

Run Server Using Symfony WebServerBundle

$ composer req server --dev
$ bin/console server:run

$ bin/console server:start #background

Installation Result in Browser

Symfony welcome page at http://127.0.0.1:8000/

Api Platorm at  http://127.0.0.1:8000/api