Source
Corex\Support\Config\Source · interface · Core layer
A single configuration layer. get() is only called when has() is true, so a stored null is distinguishable from an absent key.
Corex\Support\Config\Source · interface · Core layer
A single configuration layer. get() is only called when has() is true, so a stored null is distinguishable from an absent key.
has(string $key): boolget(string $key): mixed