array( 'name' => 'number of elements', 'type' => 'number', 'required' => true, 'exampleValue' => 10 ) )); public function getIcon() { return self::URI . '/favicon.ico'; } public function collectData(){ $html = getSimpleHTMLDOM(self::URI); $number = $this->getInput('n'); if(!empty($number)) { $num = min($number, 20); } $i = 0; foreach($html->find('pre', 1)->find('b') as $element) { foreach($element->find('a') as $element1) { $item = array(); $item['uri'] = $element1->href; $item['title'] = $element->plaintext; $this->items[] = $item; if ($i > $num) { break 2; } $i++; } } } }