<?php 
 
declare(strict_types=1); 
 
require __DIR__ . '/../vendor/autoload.php'; 
 
/** 
 * @param string[] $urls 
 * 
 * @return array 
 */ 
function scraping_multi(array $urls): array 
{ 
    $client = new \Httpful\ClientPromise(); 
 
    foreach ($urls as $url) { 
        $client->add_html($url); 
    } 
 
    $promise = $client->getPromise(); 
 
    $return = []; 
    $promise->then(static function (Httpful\Response $response, Httpful\Request $request) use (&$return) { 
        /** @var \voku\helper\HtmlDomParser $dom */ 
        $dom = $response->getRawBody(); 
 
        // get title 
        $return[] = $dom->find('title', 0)->innertext; 
    }); 
 
    $promise->wait(); 
 
    return $return; 
} 
 
// ----------------------------------------------------------------------------- 
 
$data = scraping_multi( 
    [ 
        'https://moelleken.org', 
        'https://google.com', 
    ] 
); 
 
foreach ($data as $title) { 
    echo '<strong>' . $title . ' </strong><br>' . "\n"; 
} 
 
 |