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Edit File: ForLoopNode.php
<?php /* * This file is part of Twig. * * (c) Fabien Potencier * * For the full copyright and license information, please view the LICENSE * file that was distributed with this source code. */ namespace Twig\Node; use Twig\Compiler; /** * Internal node used by the for node. * * @author Fabien Potencier <fabien@symfony.com> */ class ForLoopNode extends Node { public function __construct(int $lineno, string $tag = null) { parent::__construct([], ['with_loop' => false, 'ifexpr' => false, 'else' => false], $lineno, $tag); } public function compile(Compiler $compiler) { if ($this->getAttribute('else')) { $compiler->write("\$context['_iterated'] = true;\n"); } if ($this->getAttribute('with_loop')) { $compiler ->write("++\$context['loop']['index0'];\n") ->write("++\$context['loop']['index'];\n") ->write("\$context['loop']['first'] = false;\n") ; if (!$this->getAttribute('ifexpr')) { $compiler ->write("if (isset(\$context['loop']['length'])) {\n") ->indent() ->write("--\$context['loop']['revindex0'];\n") ->write("--\$context['loop']['revindex'];\n") ->write("\$context['loop']['last'] = 0 === \$context['loop']['revindex0'];\n") ->outdent() ->write("}\n") ; } } } } class_alias('Twig\Node\ForLoopNode', 'Twig_Node_ForLoop');