1--TEST-- 2testing anonymous inheritance 3--FILE-- 4<?php 5class Outer { 6 protected $data; 7 8 public function __construct($data) { 9 $this->data = $data; 10 } 11 12 public function getArrayAccess() { 13 /* create a proxy object implementing array access */ 14 return new class($this->data) extends Outer implements ArrayAccess { 15 public function offsetGet($offset): mixed { return $this->data[$offset]; } 16 public function offsetSet($offset, $data): void { $this->data[$offset] = $data; } 17 public function offsetUnset($offset): void { unset($this->data[$offset]); } 18 public function offsetExists($offset): bool { return isset($this->data[$offset]); } 19 }; 20 } 21} 22 23$outer = new Outer(array( 24 rand(1, 100) 25)); 26 27/* not null because inheritance */ 28var_dump($outer->getArrayAccess()[0]); 29?> 30--EXPECTF-- 31int(%d) 32
