http://stackoverflow.com/questions/5361369/uiview-frame-bounds-and-center Since the question I asked has been seen many times I will provide a detailed answer of it. Feel free to modify it if you want to add more correct content. First a recap on the…
The frame property contains the frame rectangle, which specifies the size and location of the view in its superview’s coordinate system. frame是指定父视图的位置和大小的 The bounds property contains the bounds rectangle, which specifies the size of the view (and i…