3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $obj = new stdClass; $obj->property = '<a href="/some/link" target="_blank">link\'s text</a>'; print json_encode($obj, JSON_HEX_APOS | JSON_HEX_QUOT);
based on jvYo7
Output for 5.3.0 - 7.2.0
{"property":"<a href=\u0022\/some\/link\u0022 target=\u0022_blank\u0022>link\u0027s text<\/a>"}
Output for 5.2.0 - 5.2.17
Notice: Use of undefined constant JSON_HEX_APOS - assumed 'JSON_HEX_APOS' in /in/SB9rk on line 6 Notice: Use of undefined constant JSON_HEX_QUOT - assumed 'JSON_HEX_QUOT' in /in/SB9rk on line 6 Warning: json_encode() expects exactly 1 parameter, 2 given in /in/SB9rk on line 6
Output for 5.0.0 - 5.1.6
Fatal error: Call to undefined function json_encode() in /in/SB9rk on line 6
Process exited with code 255.
Output for 4.4.5 - 4.4.9
Fatal error: Call to undefined function: json_encode() in /in/SB9rk on line 6
Process exited with code 255.
Output for 4.3.2 - 4.4.4
Fatal error: Call to undefined function: json_encode() in /in/SB9rk on line 6
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Call to undefined function: json_encode() in /in/SB9rk on line 6