public function renderBegin(\blaze\web\application\BlazeContext $context, \blaze\web\component\UIComponent $component) { $writer = $context->getResponse()->getWriter(); $writer->write('<base'); $href = $component->getHref(); $target = $component->getTarget(); if ($href != null) { $writer->write(' href="' . $href . '"'); } if ($target != null) { $writer->write(' target="' . $target . '"'); } $writer->write('/>'); }