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run code in 150+ php & hhvm versions
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<?php interface Foo { } class Bar implements Foo { } var_dump('Bar' instanceof Foo);
Output for hhvm-3.10.0 - 3.12.0
bool(false)
Output for 5.3.0 - 5.4.25
Fatal error: instanceof expects an object instance, constant given in /in/prk4J on line 5
Process exited with code 255.