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<?php $arr = [1, 2, 4]; $obj = (object)$arr; var_dump($obj); var_dump($obj->{1}, $obj->{2}, $obj->{3}); var_dump($obj->{'1'}, $obj->{'2'}, $obj->{'3'}); ?>
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 (3) { ["0"]=> int(1) ["1"]=> int(2) ["2"]=> int(4) } Warning: Undefined property: stdClass::$3 in /in/BEoQY on line 7 int(2) int(4) NULL Warning: Undefined property: stdClass::$3 in /in/BEoQY on line 8 int(2) int(4) NULL
Output for 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.33
object(stdClass)#1 (3) { ["0"]=> int(1) ["1"]=> int(2) ["2"]=> int(4) } Notice: Undefined property: stdClass::$3 in /in/BEoQY on line 7 int(2) int(4) NULL Notice: Undefined property: stdClass::$3 in /in/BEoQY on line 8 int(2) int(4) NULL
Output for 7.3.32 - 7.3.33
object(stdClass)#1 (3) { ["0"]=> int(1) ["1"]=> int(2) ["2"]=> int(4) } int(2) int(4) NULL int(2) int(4) NULL
Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33
object(stdClass)#1 (3) { [0]=> int(1) [1]=> int(2) [2]=> int(4) } Notice: Undefined property: stdClass::$1 in /in/BEoQY on line 7 Notice: Undefined property: stdClass::$2 in /in/BEoQY on line 7 Notice: Undefined property: stdClass::$3 in /in/BEoQY on line 7 NULL NULL NULL Notice: Undefined property: stdClass::$1 in /in/BEoQY on line 8 Notice: Undefined property: stdClass::$2 in /in/BEoQY on line 8 Notice: Undefined property: stdClass::$3 in /in/BEoQY on line 8 NULL NULL NULL
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29
Parse error: syntax error, unexpected '[' in /in/BEoQY on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected '[' in /in/BEoQY on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/BEoQY on line 3
Process exited with code 255.

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