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What does the leadingSwipeActionsConfigurationForRowAt method in a UITableViewDelegate do?

easy📝 Conceptual Q1 of 15
iOS Swift - Lists and Data Display
What does the leadingSwipeActionsConfigurationForRowAt method in a UITableViewDelegate do?
ADefines the swipe actions shown when swiping from left to right
BDefines the swipe actions shown when swiping from right to left
CDisables all swipe actions on the table view
DRegisters the table view cell class
Step-by-Step Solution
Solution:

  1. Step 1: Understand swipe directions in UITableView

    The leading edge is the left side in left-to-right languages, so this method configures actions when swiping from left to right.

  2. Step 2: Identify method purpose

    The method returns the actions to show on the leading edge swipe.

  3. Final Answer:

    Defines the swipe actions shown when swiping from left to right -> Option A

  4. Quick Check:

    leadingSwipeActionsConfigurationForRowAt = left-to-right swipe actions [OK]
Quick Trick: Leading means swipe from left to right on the cell [OK]
Common Mistakes:
  • Confusing leading with trailing swipe direction
  • Thinking it disables swipe actions
  • Mixing it with cell registration methods

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