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run code in 150+ php & hhvm versions
Bugs & Features
<?php class String {} var_dump(new String());
Output for 5.0.0 - 5.6.28, hhvm-3.10.0 - 3.12.0
object(String)#1 (0) { }
Output for 4.3.0 - 4.4.9
object(string)(0) { }