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<?php class obj implements arrayaccess { private $container = array(); public function __construct() { $this->container = array('a' => 1, 'b' => 2, 'c' => 3); } public function offsetSet($offset, $value) { if (is_null($offset)) { $this->container[] = $value; } else { $this->container[$offset] = $value; } } public function offsetExists($offset) { return isset($this->container[$offset]); } public function offsetUnset($offset) { unset($this->container[$offset]); } public function offsetGet($offset) { return isset($this->container[$offset]) ? $this->container[$offset] : null; } } $obj = new obj; extract($obj); var_dump($a, $b, $c);
Output for git.master, git.master_jit, rfc.property-hooks
Deprecated: Return type of obj::offsetExists($offset) should either be compatible with ArrayAccess::offsetExists(mixed $offset): bool, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /in/Pg7o1 on line 15 Deprecated: Return type of obj::offsetGet($offset) should either be compatible with ArrayAccess::offsetGet(mixed $offset): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /in/Pg7o1 on line 21 Deprecated: Return type of obj::offsetSet($offset, $value) should either be compatible with ArrayAccess::offsetSet(mixed $offset, mixed $value): void, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /in/Pg7o1 on line 8 Deprecated: Return type of obj::offsetUnset($offset) should either be compatible with ArrayAccess::offsetUnset(mixed $offset): void, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /in/Pg7o1 on line 18 Fatal error: Uncaught TypeError: extract(): Argument #1 ($array) must be of type array, obj given in /in/Pg7o1:27 Stack trace: #0 /in/Pg7o1(27): extract(Object(obj)) #1 {main} thrown in /in/Pg7o1 on line 27
Process exited with code 255.

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