bool contains(mixed $key, mixed $value = null) Determine if an item exists

static Collection make(mixed $items = array())

mixed sum(callable|string|null $callback = null) Get the sum of the given

Str class Str (View

static bool endsWith(string $haystack, string|array $needles) Determine

array getDrivers() Get all of the created "drivers".

bool offsetExists(string $offset) Determine if the given offset exists

mixed search(mixed $value, bool $strict = false) Search the collection

array when() Get the events that trigger this service provider to register

Collection chunk(int $size)