Online PHP editor | refs for PYTnF

<?php namespace NS1 { const CON1 = 100; function f() {} class C { } interface I { } trait T { } } namespace NS2 { use \NS1\C, \NS1\I, \NS1\T; class D extends C implements I { use T; } $v = \NS1\CON1; // explicit namespace still needed for constants \NS1\f(); // explicit namespace still needed for functions use \NS1\C as C2; // C2 is an alias for the class name \NS1\C $c2 = new C2; var_dump($c2); }