Class CachingIterator

`extends`	`IteratorIterator`
`implements`	`ArrayAccess, Countable`

Methods
`public`	`__construct(Iterator $iterator, int $flags = CachingIterator::CALL_TOSTRING)` Overrides `IteratorIterator::__construct()`	#
`public`	`rewind(): void` Overrides `IteratorIterator::rewind()`	#
`public`	`valid(): bool` Overrides `IteratorIterator::valid()`	#
`public`	`next(): void` Overrides `IteratorIterator::next()`	#
`public`	`hasNext(): bool`	#
`public`	`__toString(): string`	#
`public`	`getFlags(): int`	#
`public`	`setFlags(int $flags): void`	#
`public`	`offsetGet(string $key): mixed` Actually this should be return by ref but atm cannot be. Actually this should be return by ref but atm cannot be. Implements `ArrayAccess::offsetGet()`	#
`public`	`offsetSet(string $key, mixed $value): void` Implements `ArrayAccess::offsetSet()`	#
`public`	`offsetUnset(string $key): void` Implements `ArrayAccess::offsetUnset()`	#
`public`	`offsetExists(string $key): bool` Implements `ArrayAccess::offsetExists()`	#
`public`	`getCache(): array`	#
`public`	`count(): int` Implements `Countable::count()`	#

Methods inherited from IteratorIterator
`getInnerIterator(), key(), current(),`