3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $str = 'hello i&#39;ve got a question'; echo json_encode( htmlspecialchars_decode($str, ENT_QUOTES), JSON_HEX_QUOT|JSON_HEX_AMP|JSON_HEX_APOS|JSON_HEX_TAG );
Output for 5.3.0 - 7.1.0
"hello i\u0027ve got a question"
Output for 5.2.0 - 5.2.17
Notice: Use of undefined constant JSON_HEX_QUOT - assumed 'JSON_HEX_QUOT' in /in/iG35e on line 8 Notice: Use of undefined constant JSON_HEX_AMP - assumed 'JSON_HEX_AMP' in /in/iG35e on line 8 Notice: Use of undefined constant JSON_HEX_APOS - assumed 'JSON_HEX_APOS' in /in/iG35e on line 8 Notice: Use of undefined constant JSON_HEX_TAG - assumed 'JSON_HEX_TAG' in /in/iG35e on line 10 Warning: json_encode() expects exactly 1 parameter, 2 given in /in/iG35e on line 10
Output for 5.0.0 - 5.1.6
Fatal error: Call to undefined function json_encode() in /in/iG35e 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/iG35e 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/iG35e 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/iG35e on line 4