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How can you adjust a UIScrollView's content inset when the keyboard appears to keep input fields visible?

hard📝 Application Q8 of 15
iOS Swift - User Input and Forms
How can you adjust a UIScrollView's content inset when the keyboard appears to keep input fields visible?
ASet scrollView.isScrollEnabled to false when keyboard shows
BChange scrollView background color when keyboard appears
CListen for keyboard notifications and update scrollView.contentInset accordingly
DDisable user interaction on scrollView during keyboard display
Step-by-Step Solution
Solution:
  1. Step 1: Detect keyboard appearance with notifications

    Use UIKeyboardWillShowNotification to know when keyboard appears.
  2. Step 2: Adjust scrollView contentInset to avoid keyboard overlap

    Modify scrollView.contentInset.bottom by keyboard height to keep fields visible.
  3. Final Answer:

    Listen for keyboard notifications and update scrollView.contentInset accordingly -> Option C
  4. Quick Check:

    Adjust scrollView inset on keyboard show = Listen for keyboard notifications and update scrollView.contentInset accordingly [OK]
Quick Trick: Update scrollView.contentInset on keyboard show [OK]
Common Mistakes:
  • Disabling scrolling instead of adjusting inset
  • Changing unrelated properties
  • Disabling interaction unnecessarily

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