For the most part, the purpose of a scroll view will be to let the user scroll. A number of properties affect the user experience with regard to scrolling:
backgroundColorbehind the content view, if a subview was covering it); the content then snaps back into place when the user releases it. Otherwise, the user experiences the limit as a sudden inability to scroll further in that direction.
bouncesis YES, then even if the
contentSizein the given dimension isn’t larger than the scroll view (so that no scrolling is actually possible in that dimension), the user can nevertheless scroll somewhat and the content then snaps back into place when the user releases it; otherwise, the user experiences a simple inability to scroll ...