http_negotiate_language — Negotiate clients preferred language
This function negotiates the clients preferred language based on its Accept-Language HTTP header. The qualifier is recognized and languages without qualifier are rated highest. The qualifier will be decreased by 10% for partial matches (i.e. matching primary language).
array containing the supported languages as values
will be filled with an array containing the negotiation results
Returns the negotiated language or the default language (i.e. first array entry) if none match.
Example #1 Using http_negotiate_language()
$langs = array(
include './langs/'. http_negotiate_language($langs, $result) .'.php';