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What does *args do in a Ruby method?

easy📝 Conceptual Q11 of 15
Ruby - Methods
What does *args do in a Ruby method?
AMakes the method return an array
BRestricts the method to accept only one argument
CConverts all arguments to strings automatically
DAllows the method to accept any number of arguments as an array
Step-by-Step Solution
Solution:

  1. Step 1: Understand the role of *args

    *args collects all extra arguments passed to a method into an array.

  2. Step 2: Recognize the flexibility it provides

    This lets the method accept any number of arguments, not just one fixed number.

  3. Final Answer:

    Allows the method to accept any number of arguments as an array -> Option D

  4. Quick Check:

    *args = variable number of arguments [OK]
Quick Trick: Remember *args packs all extra inputs into an array [OK]
Common Mistakes:
  • Thinking *args limits arguments to one
  • Confusing *args with return values
  • Assuming *args converts types automatically

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