3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php class FooBar { private $_x; public function printX() { echo $x; } } $foobar = new FooBar(); $foobar->printX();
Output for 5.0.4 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
Notice: Undefined variable: x in /in/cfoe7 on line 7
Output for 5.0.0 - 5.0.3
Notice: Undefined variable: x in /in/cfoe7 on line 7
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/cfoe7 on line 4
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/cfoe7 on line 4
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/cfoe7 on line 4
Process exited with code 255.