IPhone/IPad: How to get screen width programmatically?

Question

Hi I\'m wondering if there\'s a way to get the width programmatically.

I\'m looking for something general enough to accomodate iphone 3gs, iphone 4, ipad. Also, the

Answer 1

As of iOS 9.0 there's no way to get the orientation reliably. This is the code I used for an app I design for only portrait mode, so if the app is opened in landscape mode it will still be accurate:

screenHeight = [[UIScreen mainScreen] bounds].size.height;
screenWidth = [[UIScreen mainScreen] bounds].size.width;
if (screenWidth > screenHeight) {
    float tempHeight = screenWidth;
    screenWidth = screenHeight;
    screenHeight = tempHeight;
}