getallheaders()
// Since PHP 5.4.0 you can use getallheaders function which returns all request headers as an associative array:
var_dump(getallheaders());
// array(8) {
// ["Accept"]=>
// string(63) "text/html[...]"
// ["Accept-Charset"]=>
// string(31) "ISSO-8859-1[...]"
// ["Accept-Encoding"]=>
// string(17) "gzip,deflate,sdch"
// ["Accept-Language"]=>
// string(14) "en-US,en;q=0.8"
// ["Cache-Control"]=>
// string(9) "max-age=0"
// ["Connection"]=>
// string(10) "keep-alive"
// ["Host"]=>
// string(9) "localhost"
// ["User-Agent"]=>
// string(108) "Mozilla/5.0 (Windows NT 6.1; WOW64) [...]"
// }
it could be useful if you using nginx instead of apache
<?php
if (!function_exists('getallheaders'))
{
function getallheaders()
{
$headers = [];
foreach ($_SERVER as $name => $value)
{
if (substr($name, 0, 5) == 'HTTP_')
{
$headers[str_replace(' ', '-', ucwords(strtolower(str_replace('_', ' ', substr($name, 5)))))] = $value;
}
}
return $headers;
}
}
?>
