Online PHP editor | refs for ma2fi

<?php class C{ public $foo=5; public function foo(){echo "foo is evidently a callable function!\n";} } $o=new C(); if(is_int($o->foo)){ echo "foo is an integer!\n"; } if(is_callable($o->foo)){ echo "foo IS callable!\n"; }else{ echo "foo IS NOT callable!\n"; } $o->foo = function () { echo "lol imma function\n"; }; if(is_callable($o->foo)){ echo "foo IS callable!\n"; }else{ echo "foo IS NOT callable!\n"; } $o->foo(); ($o->foo)();