public File f(String x) {
return new File(x.toLowerCase());
}
}).as(CoreObject.class);//.print();
F0 f[] = new F0[] { new F0Impl(), new F0Impl(), new F0Impl() };
$(f).each(F0.class).f();
$(f).as(ExtensionCore.class).yoyo();
//$(f).as(CoreSerializer.class).store("test.xml");
//System.out.println($("test.xml").as(CoreSerializer.class).load().size());