The Collection interface

    (PECL ds >= 1.0.0)

    Introducción

    Collection is the base interface which covers functionality common to all the data structures in this library. It guarantees that all structures are traversable, countable, and can be converted to json using json_encode().

    Sinopsis de la Interfaz

    interfaceDs\CollectionextendsCountable, IteratorAggregate, JsonSerializable {
    publicclear(): void
    publiccopy(): Ds\Collection
    publicisEmpty(): bool
    publictoArray(): array
    publicCountable::count(): int
    publicIteratorAggregate::getIterator(): Traversable
    abstractpublicJsonSerializable::jsonSerialize(): mixed
    }

    Historial de cambios

    VersiónDescripción
    PECL ds 1.4.0Collection implements IteratorAggregate now instead of just Traversable. (This change came to the polyfill in 1.4.1.)

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