Online PHP editor | output for fD3bF

@ 2015-11-13T15:34:12Z

<?php

$object = new stdClass();
$object->{'1'} = 'one';
echo $object->{'1'};
$array = (array) $object;
$test = '1';
echo $array[$test];
//var_dump($array);
/* produces
array(1) {
  ["1"]=>
  string(3) "one"
}
*/

//none of the following will work
$key = '1';
echo $array[1], $array['1'], $array["1"], $array[(string)1], $array[$key];

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: oneoneoneoneoneoneone
Output for 5.5.24 - 5.5.35, 5.6.8 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.33: one Notice: Undefined offset: 1 in /in/fD3bF on line 8 Notice: Undefined offset: 1 in /in/fD3bF on line 19 Notice: Undefined offset: 1 in /in/fD3bF on line 19 Notice: Undefined offset: 1 in /in/fD3bF on line 19 Notice: Undefined offset: 1 in /in/fD3bF on line 19 Notice: Undefined offset: 1 in /in/fD3bF on line 19

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