simple accept header parser

parseHttpAcceptHeader.php

<?php

function parseHttpAcceptHeader($string) {
    $pattern = '#(?P<maintype>[a-z\*]*)/(?P<fullsubtype>(?P<subtype>[a-z0-9.\*-]*)([+](?P<submediatype>[a-z]*))?)(;q=(?P<quality>[0-9.]*))?#i';
    preg_match($pattern, $string, $matches);

    return $matches;
}

$string = 'application/vnd.github.full+json;q=0.8';

var_dump(parseHttpAcceptHeader($string));