3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = new StdClass; $a->foo = new SplObjectStorage; $b = new StdClass; $foo = "foo"; isset($a->foo[$b]); isset($a->$foo[$b]);

This is an error 500

Value for `_results` contains invalid data `array`


preferences:
207.26 ms | 2688 KiB | 10 Q