How to Get Root Directory Path in Magento 2

Are you a Magento developer working on building extensions?

If yes, then you will have to get root directory path in Magento 2.

You will need access to data stored in the root folder which can be obtained using the directory path.

Hence, implement the below solution to get a directory path in Magento 2.

Method to Get Root Directory Path in Magento 2:

$objectManager = \Magento\Framework\App\ObjectManager::getInstance();

$directory = $objectManager->get('\Magento\Framework\Filesystem\DirectoryList');

echo $rootPath  =  $directory->getRoot();

or

protected $dir;

public function __construct(\Magento\Framework\Filesystem\DirectoryList $dir) {
    $this->dir = $dir;
}

public function getRootDirectory()
{
    return $this->dir->getRoot();
}

Get other directory paths like:

$this->_dir->getRoot();

$this->_dir->getPath('media');

$this->_dir->getPath('pub');

$this->_dir->getPath('static');

$this->_dir->getPath('var');

$this->_dir->getPath('app');

$this->_dir->getPath('etc');

$this->_dir->getPath('lib_internal');

$this->_dir->getPath('lib_web');

$this->_dir->getPath('tmp');

$this->_dir->getPath('cache');

$this->_dir->getPath('log');

$this->_dir->getPath('session');

$this->_dir->getPath('setup');

$this->_dir->getPath('di');

$this->_dir->getPath('upload');

$this->_dir->getPath('generation');

$this->_dir->getPath('view_preprocessed');

$this->_dir->getPath('composer_home');

$this->_dir->getPath('html');

That’s it.

Do share the solution with the Magento Community via social media.

Thank you.