Using Vstack and Stack as Container Views

Vstack and stack ar actually con form to the layout perticle when they are used just by themselves, without being used as container views. We can now switch dynamically between an astack, v stack, may be our own custom layout, and so on using an any layout type. And even if you like o don't have to build custtom complicated custom of the house. You can still play round proter call and ah, so at it will help you to understand better what's going on with the lay out of the other views.