How to use header_register_callback() function to call a header function in PHP

1 Answer

header('Content-Type: text/plain');
header('X-Test: header_f');
   
function header_f() 
{
    foreach (headers_list() as $header) 
    {
        if (strpos($header, 'X-Powered-By:') !== false)
            header_remove('X-Powered-By');
        
        header_remove('X-Test');
    }
}
   
header_register_callback('header_f');
   
echo "PHP Programming";
   
/*
run: 

<html>
<head>

<body>

PHP Programming

</body>
</html>

*/

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answered May 9, 2016 by avibootz

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How to use header_register_callback() function to call a header function in PHP

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