What are the advantages and disadvantages of using Template-Engine libraries like Twig or Plates in PHP development?

Using Template-Engine libraries like Twig or Plates in PHP development can provide several advantages such as separation of concerns, improved code organization, and easier maintenance of templates. However, there are also some disadvantages to consider, such as the added complexity of learning a new library, potential performance overhead, and dependency on external libraries.

// Example of using Twig template engine in PHP

// Include Twig autoload file
require_once 'vendor/autoload.php';

// Specify the path to the templates directory
$loader = new \Twig\Loader\FilesystemLoader('templates');

// Initialize Twig environment
$twig = new \Twig\Environment($loader);

// Render a template
echo $twig->render('index.html', ['title' => 'Hello, Twig!']);