35    public function get(
$key, $default = 
null)
 
   57        return $this->fallback instanceof 
Config 
   72        if ( ! $this->fallback) {
 
   76        return $this->fallback->get(
$key, $default);
 
   87    public function set(
$key, $value)
 
An exception for terminatinating execution or to throw for unit testing.
__construct(array $settings=[])
Constructor.
getDefault($key, $default)
Try to retrieve a default setting from a config fallback.
has($key)
Check if an item exists by key.
setFallback(Config $fallback)
Set the fallback.