void __wakeup() Restore the model after serialization.

mixed getKey() Get the value of the model's primary key.

Collection keys()

bool isEmpty() Determine if the collection is empty or not.

Collection union(mixed $items)

mixed max(callable|string|null $callback = null) Get the max value of a

Model newInstance(array $attributes = array(), bool $exists

Collection reverse()

string getUpdatedAtColumn() Get the name of the "updated at" column.

bool has(mixed $key) Determine if an item exists in the collection by key