Bluz\Http\CacheControl::getMaxAge
Returns the number of seconds after the time specified in the response's Date header when the response should no longer be considered fresh.
First, it checks for a s-maxage directive, then a max-age directive, and then it falls back on an expires header. It returns null when no maximum age can be established.
Signature
public function getMaxAge()
Returns
- integer
- Number of seconds