Kotlin - Functions
What will be the output of this Kotlin code?
fun greet(name: String): String = "Hi, $name!"
fun main() {
println(greet("Anna"))
}What will be the output of this Kotlin code?
medium📝 Predict Output Q5 of 15
Step-by-Step Solution
Solution:
Step 1: Analyze the greet function
The function uses expression body syntax to return the string "Hi, $name!" with the name inserted.Step 2: Check the output of greet("Anna")
It returns "Hi, Anna!", which is printed byprintln.Final Answer:
Hi, Anna! -> Option AQuick Check:
Expression body returns greeting string = Hi, Anna! [OK]
Quick Trick: Expression body functions return value directly with '=' [OK]
Common Mistakes:
MISTAKES- Confusing greeting text
- Omitting return type in declaration
- Printing function call instead of result
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