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<?php $array = array('1' => 'one', '2' => 'two', '3' => 'three'); $arrayobject = new ArrayObject($array); var_dump($arrayobject); $json = json_encode($arrayobject); echo $json;
Output for 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.38, 7.0.0 - 7.0.33, 7.1.0 - 7.1.25, 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
object(ArrayObject)#1 (1) { ["storage":"ArrayObject":private]=> array(3) { [1]=> string(3) "one" [2]=> string(3) "two" [3]=> string(5) "three" } } {"1":"one","2":"two","3":"three"}
Output for 5.2.0 - 5.2.17
object(ArrayObject)#1 (3) { [1]=> string(3) "one" [2]=> string(3) "two" [3]=> string(5) "three" } {"1":"one","2":"two","3":"three"}
Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.6
object(ArrayObject)#1 (3) { [1]=> string(3) "one" [2]=> string(3) "two" [3]=> string(5) "three" } Fatal error: Call to undefined function json_encode() in /in/JCfBK on line 8
Process exited with code 255.
Output for 4.3.2 - 4.3.11, 4.4.0 - 4.4.9
Fatal error: Cannot instantiate non-existent class: arrayobject in /in/JCfBK on line 6
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Cannot instantiate non-existent class: arrayobject in /in/JCfBK on line 6

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