how to start twig.
<?php
require 'vendor/autoload.php';
$loader = new Twig_Loader_Filesystem('views');
$twig = new Twig_Environment($loader);
$md5Filter = new Twig_SimpleFilter('md5', function($string) {
return md5($string);
});
$twig->addFilter($md5Filter);
$lexer = new Twig_Lexer($twig, [
'tag_block' => ['{', '}'],
'tag_variable' => ['{{', '}}']
]);
$twig->setLexer($lexer);