List of supported negotiation operands.
* Optional string $prim_typ_sep
A "primary type separator", i.e. that would be a hyphen for content language negotiation (en-US, de-DE, etc.).
List of supported negotiation operands.
* Optional string $prim_typ_sep
A "primary type separator", i.e. that would be a hyphen for content language negotiation (en-US, de-DE, etc.).