Question

How to get the web page h1 tag content in PHP

Answer 1

function get_html($url) {
    $handle = curl_init();
            
    curl_setopt($handle, CURLOPT_HTTPGET, true);
    curl_setopt($handle, CURLOPT_HEADER, true);
    curl_setopt($handle, CURLOPT_URL, $url);
    curl_setopt($handle, CURLOPT_FOLLOWLOCATION, true);
    curl_setopt($handle, CURLOPT_RETURNTRANSFER, true);
            
    $output = curl_exec($handle);
    
    curl_close($handle);
            
    $separator = "\r\n\r\n";
    $header = substr($output, 0, strpos($output, $separator));
       
    $body_start = strlen($header) + strlen($separator);
    $html = substr($output, $body_start, strlen($output) - $body_start);
        
    return $html;
}
    
    
$url = "https://www.collectivesolver.com/"; 
    
$html = get_html($url);
 
$doc = new DOMDocument();
libxml_use_internal_errors(true);
$doc->loadHTML($html);
 
$h1Tags = $doc->getElementsByTagName('h1');
if (count($h1Tags) > 0) {
    $h1 = $h1Tags[0]->nodeValue;
}
    
echo $h1;

    
    
/*
run:
    
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*/

 

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