// @target: es2015
// @strict: false
var s="hello";
s.substring(0);
s.substring(3,4);
s.subby(12);   // error unresolved
String.fromCharCode(12);
namespace M {
    export class C {
    }
    var a=new C[];
    a.length;
    a.push(new C());
    (new C()).prototype;
}

