ICollection

interface ICollection

Methods
ICollection
public static function of(array $array): ICollection
public function contains(mixed $value): bool
public function clear(): void
public function isEmpty(): bool
public function toArray(): array
public function each(callable<Each> $callback): void
public function map(callable<Mapper> $callback): ICollection
public function filter(callable<Filter> $callback): ICollection
public function reduce(callable<Reducer> $reducer, mixed $initialValue = null): mixed

Type	Callback
Each	(mixed $value, mixed $index): void
Mapper	(mixed $value, mixed $index): mixed
Filter	(mixed $value, mixed $index): bool
Reducer	(mixed $total, mixed $value, mixed $index, ICollection $collection): mixed