Wordpress admin emails

function admin_emails_function() {
	$admin_emails = array();
	$args = array(
		'role' => 'Administrator',
		'fields' => 'all_with_meta'
	);
	$user_query = new WP_User_Query( $args );
	$admins = $user_query->get_results();
	foreach ($admins as $admin) {
		$admin_emails[] = $admin->user_email;
	}
	return implode(', ', $admin_emails);
}