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@ 2015-11-13T15:30:52Z

<?php

$object = new stdClass();
$object->{'1'} = 'one';

$array = (array) $object;

var_dump($array);

var_dump(key($array));

Output
Performance
VLD
References
Branches

var_dump: documentation ( source)
key: documentation ( source)

preferences:dark modelive preview

50.59 ms | 402 KiB | 5 Q