3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $a = array(); $a["aa"] = "bb"; $a["aaa"] = "bbb"; $a = json_encode($a); print_r($a); print_r((array)$a); print_r(get_object_vars($a));
based on DBMtU
Output for 5.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
{"aa":"bb","aaa":"bbb"}Array ( [0] => {"aa":"bb","aaa":"bbb"} ) Warning: get_object_vars() expects parameter 1 to be object, string given in /in/RtvAs on line 13
Output for 5.2.0 - 5.2.17
{"aa":"bb","aaa":"bbb"}Array ( [0] => {"aa":"bb","aaa":"bbb"} )
Output for 5.0.0 - 5.1.6
Fatal error: Call to undefined function json_encode() in /in/RtvAs on line 7
Process exited with code 255.
Output for 4.4.5 - 4.4.9
Fatal error: Call to undefined function: json_encode() in /in/RtvAs on line 7
Process exited with code 255.
Output for 4.3.2 - 4.4.4
Fatal error: Call to undefined function: json_encode() in /in/RtvAs on line 7
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Call to undefined function: json_encode() in /in/RtvAs on line 7