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What will be the output when the slider's value is set to 0.5 and printed using this code?

medium📝 Predict Output Q4 of 15
iOS Swift - User Input and Forms
What will be the output when the slider's value is set to 0.5 and printed using this code?
let slider = UISlider()
slider.minimumValue = 0
slider.maximumValue = 1
slider.value = 0.5
print(slider.value)
A1.0
B0
C0.5
Dnil
Step-by-Step Solution
Solution:
  1. Step 1: Set slider range and value

    The slider's minimumValue is 0, maximumValue is 1, and value is set to 0.5.
  2. Step 2: Print the slider's current value

    Printing slider.value outputs the current value, which is 0.5.
  3. Final Answer:

    0.5 -> Option C
  4. Quick Check:

    slider.value = 0.5 [OK]
Quick Trick: slider.value prints the current slider position as a Float [OK]
Common Mistakes:
  • Expecting print to show maximumValue
  • Confusing value with minimumValue
  • Assuming nil if not set explicitly

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