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<?php $object = new stdClass(); $object->{'1'} = 'one'; $array = (array) $object; var_dump($array); echo $array['1'];
Output for 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
array(1) { [1]=> string(3) "one" } one
Output for 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33
array(1) { ["1"]=> string(3) "one" } Notice: Undefined offset: 1 in /in/QRQ55 on line 11

preferences:
243.73 ms | 402 KiB | 330 Q