Ruby - Hashes
What will be the output of this Ruby code?
```ruby
def details(opts = {})
"Age: #{opts[:age]}, City: #{opts[:city]}"
end
puts details(city: 'Paris', age: 25)
```
What will be the output of this Ruby code? ```ruby def details(opts = {}) "Age: #{opts[:age]}, City: #{opts[:city]}" end puts details(city: 'Paris', age: 25) ```
medium📝 Predict Output Q4 of 15
Step-by-Step Solution
Solution:
Step 1: Understand method call with named parameters
The method receives a hash with keys :city and :age.Step 2: Substitute values in string interpolation
opts[:age] is 25 and opts[:city] is 'Paris', so output is "Age: 25, City: Paris".Final Answer:
Age: 25, City: Paris -> Option BQuick Check:
Hash keys match output values [OK]
Quick Trick: Hash keys map to values in output string [OK]
Common Mistakes:
MISTAKES- Mixing up key-value order
- Expecting error due to missing parentheses
- Confusing keys with values
Master "Hashes" in Ruby
Want More Practice?
15+ quiz questions · All difficulty levels · Free
Free Signup - Practice All QuestionsMore Ruby Quizzes