3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $a = array( "id"=> "1", "uid"=> NULL, "email"=> "email@gmail.com", "first_name"=> "Andrés", "last_name"=> "Last Namé", "location"=> "Dirección 1234 (Chaco)", "phone"=> "1234567890", "date_created"=> "2014-03-07 15:25:43", "date_modified"=> "2014-03-07 15:25:43" ); echo json_encode($a);
Output for 5.2.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
{"id":"1","uid":null,"email":"email@gmail.com","first_name":"Andr\u00e9s","last_name":"Last Nam\u00e9","location":"Direcci\u00f3n 1234 (Chaco)","phone":"1234567890","date_created":"2014-03-07 15:25:43","date_modified":"2014-03-07 15:25:43"}
Output for 5.0.0 - 5.1.6
Fatal error: Call to undefined function json_encode() in /in/5OMrj on line 23
Process exited with code 255.
Output for 4.4.5 - 4.4.9
Fatal error: Call to undefined function: json_encode() in /in/5OMrj on line 23
Process exited with code 255.
Output for 4.3.2 - 4.4.4
Fatal error: Call to undefined function: json_encode() in /in/5OMrj on line 23
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Call to undefined function: json_encode() in /in/5OMrj on line 23