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run code in 300+ PHP versions simultaneously
<?php phpversion() >= "7.0.1" or die(); $obj = new stdClass(); $obj->bar = "xyz"; $data = array("foo" => "bar"); $key = "foo"; var_dump($obj->$data); echo $obj->{$data[$key]};
Output for 7.0.1 - 7.0.20, 7.1.0 - 7.1.10, 7.2.0
Notice: Array to string conversion in /in/6m9RM on line 8 Notice: Undefined property: stdClass::$Array in /in/6m9RM on line 8 NULL xyz
Output for 5.5.24 - 5.5.35, 5.6.8 - 5.6.28, 7.0.0

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