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run code in 200+ php & hhvm versions
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<?php $d = array('holger@hütig.de'); $json = json_encode($d); $json2 = '["holger@h\u00fctig.de"]'; var_dump($d,$json,json_decode($json), json_decode($json2));
based on eYKuR
Output for 5.2.0 - 7.2.0
array(1) { [0]=> string(16) "holger@hütig.de" } string(24) "["holger@h\u00fctig.de"]" array(1) { [0]=> string(16) "holger@hütig.de" } array(1) { [0]=> string(16) "holger@hütig.de" }
Output for 5.0.0 - 5.1.6
Fatal error: Call to undefined function json_encode() in /in/N2gib on line 4
Process exited with code 255.
Output for 4.4.5 - 4.4.9
Fatal error: Call to undefined function: json_encode() in /in/N2gib on line 4
Process exited with code 255.
Output for 4.3.2 - 4.4.4
Fatal error: Call to undefined function: json_encode() in /in/N2gib on line 4
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Call to undefined function: json_encode() in /in/N2gib on line 4