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<?php class Foo extends ArrayObject { public $bar; } function create($foo) { $object = new stdClass; $foo->bar = $object; $object->foo = $foo; } gc_collect_cycles(); create(new stdClass()); var_dump(gc_collect_cycles()); // expected '2', actual '2' create(new Foo()); var_dump(gc_collect_cycles()); // expected '2', actual '0'
Output for 5.6.28 - 7.1.0
int(2) int(3)
Output for 5.3.0 - 5.6.21
int(2) int(0)
Output for 5.0.0 - 5.0.5, 5.1.1 - 5.2.17
Fatal error: Call to undefined function gc_collect_cycles() in /in/Rq06B on line 13
Process exited with code 255.
Output for 5.1.0
Fatal error: fatal flex scanner internal error--end of buffer missed in /in/Rq06B on line 19
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/Rq06B on line 4
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1
Parse error: parse error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/Rq06B on line 4
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `T_OLD_FUNCTION' or `T_FUNCTION' or `T_VAR' or `'}'' in /in/Rq06B on line 4
Process exited with code 255.