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run code in 150+ php & hhvm versions
Bugs & Features
<?php class Twelve {} class_alias('Twelve', '12'); $twelve = '12'; $twelveObj = new $twelve; var_dump($twelveObj);
Output for 5.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
object(Twelve)#1 (0) { }
Output for 5.0.0 - 5.2.17
Fatal error: Call to undefined function class_alias() in /in/pjCNX on line 4
Process exited with code 255.
Output for 4.4.5 - 4.4.9
Fatal error: Call to undefined function: class_alias() in /in/pjCNX on line 4
Process exited with code 255.
Output for 4.3.2 - 4.4.4
Fatal error: Call to undefined function: class_alias() in /in/pjCNX on line 4
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Call to undefined function: class_alias() in /in/pjCNX on line 4