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<?php $a = [ "address" => [ "id" => 1, "label" => "Main", "first_name" => "John", "last_name" => "Doe", "address_line_1" => "park avenue 123", "address_line_2" => "", "state" => "IL", "city" => "Chicago", "country" => "US", "email" => "john.doe@example.com", "postal_code" => "33305", "phone" => null, "mobile_phone" => "99511223344", "self_address" => true, "address_status" => "P", ] ]; var_dump(json_encode($a));
Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.28, 7.0.0 - 7.0.20, 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 - 8.3.4, 8.3.6
string(309) "{"address":{"id":1,"label":"Main","first_name":"John","last_name":"Doe","address_line_1":"park avenue 123","address_line_2":"","state":"IL","city":"Chicago","country":"US","email":"john.doe@example.com","postal_code":"33305","phone":null,"mobile_phone":"99511223344","self_address":true,"address_status":"P"}}"
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(309) "{"address":{"id":1,"label":"Main","first_name":"John","last_name":"Doe","address_line_1":"park avenue 123","address_line_2":"","state":"IL","city":"Chicago","country":"US","email":"john.doe@example.com","postal_code":"33305","phone":null,"mobile_phone":"99511223344","self_address":true,"address_status":"P"}}"
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/db6rJ 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/db6rJ on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/db6rJ on line 3
Process exited with code 255.

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