Online PHP editor | output for c2uA8

<?php $html = <<<HTML Zip Code: 99501 Part Number: 67001 Part Number: 98765 - 10000kg capacity Some dummy/interfering text. Part Number: 12345 Zip Codes: 99501, 99524 , 85001 and 72201 Part Number: 50545 – 450g Cartridge 50525 - 2.5kg Tub 50520 - 20kg Pail 50555 - 55kg Drum 50575 *Indent - 175kg Drum HTML; $partnos = []; $dom = new DOMDocument; $dom->loadHTML($html); $xpath = new DOMXPath($dom); foreach ($xpath->query("//p[starts-with(., 'Part Number: ')]") as $node) { // echo "Qualifying text: {$node->nodeValue}\n"; if (preg_match_all('~\b\d{5}\b~', $node->nodeValue, $matches)) { $partnos = array_merge($partnos, $matches[0]); //or array_push($partnos, ...$matches[0]); } } var_export($partnos);