Create your first iPhone app
1. simple app - hello world
This's article is about to display Label's text value to your app.
2. open you xCode(IDE)
Click the first one, "Create a new Xcode project". Choose the single page application
3. open UI interface page
open a file's extension is .xib, which is design page for build iPhone/iPad's UI interface.
4. design your UI interface
add Label control to it, try to change some Label's propery's value, or this page's value.
5. test on iPhone Simulator
6. you should see some changes you made on UI interface builder