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run code in 150+ php & hhvm versions
Bugs & Features
<?php class A {} $a = new A(); $b = new A(); $a->m = $b; var_dump($a);
Output for 5.0.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
object(A)#1 (1) { ["m"]=> object(A)#2 (0) { } }
Output for 4.3.0 - 4.4.9
object(a)(1) { ["m"]=> object(a)(0) { } }