Your First Kotlin Android App: An App From Scratch

Jul 5 2022 · Kotlin 1.6, Android 12, Android Studio Bumblebee | 2021.1.1

Part 3: Coding in Kotlin

25. Use a Math Method

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Previous episode: 24. Challenge: Rewrite the Code Next episode: 26. Conclusion

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At this point, you鈥檝e simplified your algorithm to calculate the difference down to a few lines of code.

private fun pointsForCurrentRound(): Int {
    val maxScore = 100
    val difference = targetValue - sliderValue
    return maxScore - difference
}
val difference = abs(targetValue - sliderValue)