3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php error_reporting(-1); $obj = (object) array(1,2,3); $prop = 0; var_dump($obj->$prop instanceof foo);
Output for 5.2.6 - 5.6.21, hhvm-3.12.0, 7.0.0 - 7.1.0
Notice: Undefined property: stdClass::$0 in /in/uvJRX on line 8 bool(false)
Output for hhvm-3.10.0
Notice: Undefined property: stdClass::$0 in /in/uvJRX on line -1 bool(false)
Output for 5.1.0 - 5.2.5
Notice: Undefined property: stdClass::$0 in /in/uvJRX on line 8 bool(false)
Output for 5.0.0 - 5.0.5
Notice: Undefined property: stdClass::$0 in /in/uvJRX on line 8 Fatal error: Class 'foo' not found in /in/uvJRX on line 8
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_STRING in /in/uvJRX on line 8
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 in /in/uvJRX on line 8
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/uvJRX on line 8
Process exited with code 255.