3v4l.org

run code in 300+ PHP versions simultaneously
<?php $obj = new stdClass; $obj->{'123'} = "foo"; echo $obj->{'123'},"\n"; var_dump($obj); $arr = (array) $obj; var_dump($arr); echo $arr['123']; // PHP4 only: "foo"

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35.59 ms | 402 KiB | 5 Q