Ruby - Methods
Which of the following is a valid way to call a method defined as
def example(*args)?Which of the following is a valid way to call a method defined as def example(*args)?
easy📝 Conceptual Q2 of 15
Step-by-Step Solution
Solution:
Step 1: Understand method calls with variable arguments
A method defined with*argscan be called with zero or more arguments.Step 2: Check each option
A passes three arguments, D passes none, and C passes two. All are valid calls.Final Answer:
All of the above -> Option BQuick Check:
Method with *args accepts any number of arguments [OK]
Quick Trick: You can call *args methods with any number of arguments [OK]
Common Mistakes:
- Thinking method must have at least one argument
- Believing empty call is invalid
- Confusing *args with fixed parameters
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