3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php class bob{ public $args; public $something = 2; public function _construct(){ $this->args= array(1,2,3,4); } } $b = new bob(); echo json_encode ($b); ?>
Output for 5.2.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
{"args":null,"something":2}
Output for 5.0.0 - 5.1.6
Fatal error: Call to undefined function json_encode() in /in/nOOmY on line 16
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/nOOmY on line 5
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1
Parse error: parse error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/nOOmY on line 5
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `T_OLD_FUNCTION' or `T_FUNCTION' or `T_VAR' or `'}'' in /in/nOOmY on line 5
Process exited with code 255.