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run code in 200+ PHP versions simultaneously
<?php class Foo { public function isFoo() { return $this instanceof Foo; } } class Bar { public function doSomething() { return Foo::isFoo(); } } $bar = new Bar; var_dump($bar->doSomething());
Output for 7.1.0 - 7.4.0
Deprecated: Non-static method Foo::isFoo() should not be called statically in /in/5h16k on line 14 Fatal error: Uncaught Error: Using $this when not in object context in /in/5h16k:6 Stack trace: #0 /in/5h16k(14): Foo::isFoo() #1 /in/5h16k(19): Bar->doSomething() #2 {main} thrown in /in/5h16k on line 6
Process exited with code 255.
Output for 7.0.0 - 7.0.31
Deprecated: Non-static method Foo::isFoo() should not be called statically in /in/5h16k on line 14 Notice: Undefined variable: this in /in/5h16k on line 6 bool(false)
Output for 5.6.0 - 5.6.38
Deprecated: Non-static method Foo::isFoo() should not be called statically, assuming $this from incompatible context in /in/5h16k on line 14 bool(false)
Output for 5.3.0 - 5.5.38
Strict Standards: Non-static method Foo::isFoo() should not be called statically, assuming $this from incompatible context in /in/5h16k on line 14 bool(false)