3v4l.org

run code in 300+ PHP versions simultaneously
<?php function array_to_anon_object($arr): object { $obj = new class {}; foreach ( $arr as $key => $value ) { $obj->{$key} = $value; } return $obj; } class EmptyClass {} function array_to_normal_object($arr, $className): object { $obj = new class {}; foreach ( $arr as $key => $value ) { $obj->{$key} = $value; } return $obj; } var_dump( json_encode([1,2,3]) ); var_dump( json_encode((object)[1,2,3]) ); var_dump( json_encode(array_to_anon_object([1,2,3])) ); var_dump( json_encode(array_to_normal_object([1,2,3], EmptyClass::class)) );
Output for 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6
string(7) "[1,2,3]" string(19) "{"0":1,"1":2,"2":3}" Deprecated: Creation of dynamic property class@anonymous::$0 is deprecated in /in/kbVnu on line 6 Deprecated: Creation of dynamic property class@anonymous::$1 is deprecated in /in/kbVnu on line 6 Deprecated: Creation of dynamic property class@anonymous::$2 is deprecated in /in/kbVnu on line 6 string(19) "{"0":1,"1":2,"2":3}" Deprecated: Creation of dynamic property class@anonymous::$0 is deprecated in /in/kbVnu on line 16 Deprecated: Creation of dynamic property class@anonymous::$1 is deprecated in /in/kbVnu on line 16 Deprecated: Creation of dynamic property class@anonymous::$2 is deprecated in /in/kbVnu on line 16 string(19) "{"0":1,"1":2,"2":3}"
Output for 8.3.5
Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0 string(7) "[1,2,3]" string(19) "{"0":1,"1":2,"2":3}" Deprecated: Creation of dynamic property class@anonymous::$0 is deprecated in /in/kbVnu on line 6 Deprecated: Creation of dynamic property class@anonymous::$1 is deprecated in /in/kbVnu on line 6 Deprecated: Creation of dynamic property class@anonymous::$2 is deprecated in /in/kbVnu on line 6 string(19) "{"0":1,"1":2,"2":3}" Deprecated: Creation of dynamic property class@anonymous::$0 is deprecated in /in/kbVnu on line 16 Deprecated: Creation of dynamic property class@anonymous::$1 is deprecated in /in/kbVnu on line 16 Deprecated: Creation of dynamic property class@anonymous::$2 is deprecated in /in/kbVnu on line 16 string(19) "{"0":1,"1":2,"2":3}"
Output for 7.2.0 - 7.2.34, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28
string(7) "[1,2,3]" string(19) "{"0":1,"1":2,"2":3}" string(19) "{"0":1,"1":2,"2":3}" string(19) "{"0":1,"1":2,"2":3}"
preferences:
198.59 ms | 402 KiB | 182 Q