Protected function example

frontpage.php

<?php

namespace App;

use Sober\Controller\Controller;

class FrontPage extends Controller
{
	/**
	 * This function will be represented as $test_variable in single-product.blade.php file.
	 *
	 * @return string.
	 */
	public function custom_title() {
		$this->_custom_title();
	}

	/**
	 * Protected function will be used as internal controller methods, because all the public methods are exposed.
	 *
	 * @return string.
	 */
	protected function _custom_title() {
		return 'Front Page custom title';
	}
}