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run code in 200+ php & hhvm versions
Bugs & Features
<?php class A{ function foo() { if(isset($this)) { return true; } return false; } } $a = new A; var_dump(A::foo()); var_dump($a->foo());
Output for 7.0.0 - 7.3.0rc4
Deprecated: Non-static method A::foo() should not be called statically in /in/RFRYu on line 15 bool(false) bool(true)
Output for 4.3.1 - 4.4.9, hhvm-3.10.1 - 3.11.1, hhvm-3.13.2 - 3.22.0
bool(false) bool(true)
Output for hhvm-3.12.14

Process exited with code 137.
Output for 5.0.0 - 5.6.38
Strict Standards: Non-static method A::foo() should not be called statically in /in/RFRYu on line 15 bool(false) bool(true)
Output for 4.3.0