Kotlin - Control Flow as Expressions
You want to assign a grade based on score using if-else expression assignment in Kotlin. Which code correctly assigns "A" if score >= 90, "B" if score >= 80, else "C"?
You want to assign a grade based on score using if-else expression assignment in Kotlin. Which code correctly assigns "A" if score >= 90, "B" if score >= 80, else "C"?
hard📝 Application Q15 of 15
Step-by-Step Solution
Solution:
Step 1: Understand nested if-else expression syntax
Kotlin allows nested if-else expressions to assign values based on multiple conditions.Step 2: Check each option for correct syntax and logic
val grade = if (score >= 90) "A" else if (score >= 80) "B" else "C" correctly nests if-else expressions with proper syntax and covers all cases.Final Answer:
val grade = if (score >= 90) "A" else if (score >= 80) "B" else "C" -> Option DQuick Check:
Nested if-else expressions assign multiple conditions [OK]
Quick Trick: Use nested if-else expressions for multiple conditions [OK]
Common Mistakes:
MISTAKES- Missing parentheses in nested if
- Incorrect else placement
- Adding extra else after braces
Master "Control Flow as Expressions" in Kotlin
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