Returns the first node of the current selection.
public first ( ) : |
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return | A Crawler instance with the first selected node |
/** * Returns the DomCrawler\Form object for the form pointed to by * $node or its closes form parent. * * @param \Symfony\Component\DomCrawler\Crawler $node * @return \Symfony\Component\DomCrawler\Form */ protected function getFormFor(Crawler $node) { if (strcasecmp($node->first()->getNode(0)->tagName, 'form') === 0) { $form = $node->first(); } else { $form = $node->parents()->filter('form')->first(); } if (!$form) { $this->fail('The selected node is not a form and does not have a form ancestor.'); } $action = (string) $this->getFormUrl($form); if (!isset($this->forms[$action])) { $this->forms[$action] = $this->getFormFromCrawler($form, $action); } return $this->forms[$action]; }