Ruby - Basics and Runtime
What will be the output of this Ruby code?
def greet(name)
"Hello, #{name}!"
end
puts greet("Friend")What will be the output of this Ruby code?
medium📝 Predict Output Q13 of 15
Step-by-Step Solution
Solution:
Step 1: Understand string interpolation in Ruby
Ruby replaces #{name} with the value of the variable name inside the string.Step 2: Call the greet method with "Friend"
The method returns "Hello, Friend!" which is printed by puts.Final Answer:
Hello, Friend! -> Option CQuick Check:
String interpolation works = Hello, Friend! [OK]
Quick Trick: Remember #{var} inserts variable value in strings [OK]
Common Mistakes:
- Confusing #{name} as literal text
- Expecting method name to print
- Thinking puts returns the string
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