function Crawler::link

Returns a Link object for the first node in the list.

Throws

\InvalidArgumentException If the current node list is empty or the selected node is not instance of DOMElement

File

vendor/symfony/dom-crawler/Crawler.php, line 764

Class

Crawler

Crawler eases navigation of a list of \DOMNode objects.

Namespace

Symfony\Component\DomCrawler

Code

public function link(string $method = 'get') : Link {
    if (!$this->nodes) {
        throw new \InvalidArgumentException('The current node list is empty.');
    }
    $node = $this->getNode(0);
    if (!$node instanceof \DOMElement) {
        throw new \InvalidArgumentException(\sprintf('The selected node should be instance of DOMElement, got "%s".', get_debug_type($node)));
    }
    return new Link($node, $this->baseHref, $method);
}