Kotlin - Data Types
Which of the following Kotlin literals correctly represents the number one million using underscores for better readability?
Which of the following Kotlin literals correctly represents the number one million using underscores for better readability?
easy📝 Conceptual Q1 of 15
Step-by-Step Solution
Solution:
Step 1: Understand underscore placement
Underscores can be placed anywhere between digits for readability but should separate groups logically.Step 2: Analyze each option
val million = 1_000_000 uses standard grouping (thousands), B and D use unusual groupings, C places underscore after 1000 which is allowed but less conventional.Final Answer:
val million = 1_000_000 -> Option AQuick Check:
Underscores separate thousands correctly [OK]
Quick Trick: Use underscores to separate thousands logically [OK]
Common Mistakes:
MISTAKES- Placing underscores at the start or end of the number
- Grouping digits inconsistently
- Using underscores next to decimal points
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