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<?php class Container implements Iterator { private $container; private $iterator; public function __construct() { $this->container = new ArrayObject(); $this->iterator = $this->container->getIterator(); } public function append($element) { $this->container->append($element); } public function current() { return $this->iterator->current(); } public function next() { $this->iterator->next(); } public function key() { return $this->iterator->key(); } public function valid() { return $this->iterator->valid(); } public function rewind() { $this->iterator->rewind(); } } $container = new Container(); $container->append('test1'); $container->append('test2'); $serialized = serialize($container); unset($container); $container = unserialize($serialized); foreach ($container as $key => $value) { echo $key . ' => ' . $value . PHP_EOL; }
Output for git.master, git.master_jit, rfc.property-hooks
Deprecated: Return type of Container::current() should either be compatible with Iterator::current(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /in/6c4RU on line 19 Deprecated: Return type of Container::next() should either be compatible with Iterator::next(): void, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /in/6c4RU on line 24 Deprecated: Return type of Container::key() should either be compatible with Iterator::key(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /in/6c4RU on line 29 Deprecated: Return type of Container::valid() should either be compatible with Iterator::valid(): bool, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /in/6c4RU on line 34 Deprecated: Return type of Container::rewind() should either be compatible with Iterator::rewind(): void, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /in/6c4RU on line 39 0 => test1 1 => test2

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