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<?php $obj = (object)array('apple' => '456'); var_dump($obj); var_dump($obj->{'123'}); // Notice: Undefined property: stdClass::$123 var_dump($obj->{123}); // Notice: Undefined property:stdClass::$123
Output for 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(stdClass)#1 (1) { ["apple"]=> string(3) "456" } Warning: Undefined property: stdClass::$123 in /in/DfGFf on line 4 NULL Warning: Undefined property: stdClass::$123 in /in/DfGFf on line 5 NULL
Output for 5.2.6 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.8 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.10, 7.2.0 - 7.2.33, 7.3.16 - 7.3.31, 7.4.0 - 7.4.33
object(stdClass)#1 (1) { ["apple"]=> string(3) "456" } Notice: Undefined property: stdClass::$123 in /in/DfGFf on line 4 NULL Notice: Undefined property: stdClass::$123 in /in/DfGFf on line 5 NULL
Output for 7.3.32 - 7.3.33
object(stdClass)#1 (1) { ["apple"]=> string(3) "456" } NULL NULL
Output for 5.0.0 - 5.0.5, 5.1.1 - 5.1.6, 5.2.0 - 5.2.5
object(stdClass)#1 (1) { ["apple"]=> string(3) "456" } Notice: Undefined property: stdClass::$123 in /in/DfGFf on line 4 NULL Notice: Undefined property: stdClass::$123 in /in/DfGFf on line 5 NULL
Output for 5.1.0
Fatal error: fatal flex scanner internal error--end of buffer missed in /in/DfGFf on line 5
Process exited with code 255.
Output for 4.3.3 - 4.3.11, 4.4.0 - 4.4.9
Fatal error: Property name must be a string in /in/DfGFf on line 5
Process exited with code 255.
Output for 4.3.0 - 4.3.2
object(stdClass)(1) { ["apple"]=> string(3) "456" } Notice: Undefined property: 123 in /in/DfGFf on line 4 NULL
Process exited with code 139.

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