Kotlin - Variables and Type System
Which of the following is the correct syntax to include an expression inside a Kotlin string template?
Which of the following is the correct syntax to include an expression inside a Kotlin string template?
easy📝 Syntax Q12 of 15
Step-by-Step Solution
Solution:
Step 1: Recall expression syntax in string templates
Kotlin uses${expression}to evaluate expressions inside strings.Step 2: Identify correct expression usage
${a + b}correctly calculates the sum and inserts it.Final Answer:
println("Sum is ${a + b}") -> Option AQuick Check:
Use ${expression} for calculations inside strings [OK]
Quick Trick: Use ${} to insert expressions inside strings [OK]
Common Mistakes:
MISTAKES- Using $a + $b prints variables separately, not sum
- Using square brackets [] instead of curly braces
- Using parentheses () without $
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