public function run3() { Qdmvc::loadHelper('class.Diff'); $diff = Diff::compare('Ngay do', 'Ngay mua', true); echo Diff::toHTML($diff, ''); return; foreach ($diff as $item) { if ($item[1] == Diff::DELETED) { echo $item[0]; } } echo '<br>'; foreach ($diff as $item) { if ($item[1] == Diff::INSERTED) { echo $item[0]; } } ?> <?php }