1--TEST-- 2Backed prop satisfies interface get hook by-reference 3--FILE-- 4<?php 5 6interface I { 7 public $prop { get; } 8} 9 10class A implements I { 11 public $prop = 42 { 12 get => $this->prop; 13 } 14} 15 16$a = new A(); 17var_dump($a); 18 19?> 20--EXPECT-- 21object(A)#1 (1) { 22 ["prop"]=> 23 int(42) 24} 25