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<?php $a = json_encode(array('TCUKA')); var_dump($a); $a = json_encode(null); var_dump($a);
based on ZOMMk
Output for 5.2.0 - 7.2.0
string(9) "["TCUKA"]" string(4) "null"
Output for 5.0.0 - 5.1.6
Fatal error: Call to undefined function json_encode() in /in/ZiCZp on line 3
Process exited with code 255.
Output for 4.4.5 - 4.4.9
Fatal error: Call to undefined function: json_encode() in /in/ZiCZp on line 3
Process exited with code 255.
Output for 4.3.2 - 4.4.4
Fatal error: Call to undefined function: json_encode() in /in/ZiCZp on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Call to undefined function: json_encode() in /in/ZiCZp on line 3