@ 2014-10-17T13:52:52Z <?php
function create($foo) {
$bar = new stdClass;
$foo->bar = $bar;
$bar->foo = $foo;
}
gc_collect_cycles();
create(new stdClass());
var_dump(gc_collect_cycles()); // expected '2', actual '2'
create((new ArrayObject())->setFlags(ArrayObject::STD_PROP_LIST));
var_dump(gc_collect_cycles()); // expected '2', actual '0'
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Output for 8.0.0 - 8.0.30 , 8.1.0 - 8.1.28 , 8.2.0 - 8.2.18 , 8.3.0 - 8.3.6 int(2)
Fatal error: Uncaught Error: Attempt to assign property "bar" on null in /in/Vf7Bq:5
Stack trace:
#0 /in/Vf7Bq(14): create(NULL)
#1 {main}
thrown in /in/Vf7Bq on line 5
Process exited with code 255 . Output for 5.4.0 - 5.4.45 , 5.5.24 - 5.5.35 , 5.6.8 - 5.6.28 , 7.0.0 - 7.0.20 , 7.1.0 - 7.1.10 , 7.2.0 - 7.2.33 , 7.3.16 - 7.3.33 , 7.4.0 - 7.4.33 int(2)
Warning: Creating default object from empty value in /in/Vf7Bq on line 5
int(2)
Output for 4.4.2 - 4.4.9 , 5.1.0 - 5.1.6 , 5.2.0 - 5.2.17 , 5.3.0 - 5.3.29 Parse error: syntax error, unexpected T_OBJECT_OPERATOR in /in/Vf7Bq on line 14
Process exited with code 255 . Output for 4.3.0 - 4.3.1 , 4.3.5 - 4.3.11 , 4.4.0 - 4.4.1 , 5.0.0 - 5.0.5 Parse error: parse error, unexpected T_OBJECT_OPERATOR in /in/Vf7Bq on line 14
Process exited with code 255 . Output for 4.3.2 - 4.3.4 Parse error: parse error in /in/Vf7Bq on line 14
Process exited with code 255 . preferences:dark mode live preview
194.41 ms | 401 KiB | 310 Q