Online PHP editor | refs for CeBFH

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