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In Ruby, what is the primary role of the to_s method?

easy📝 Conceptual Q1 of 15
Ruby - Classes and Objects
In Ruby, what is the primary role of the to_s method?
AConvert a string to a symbol
BConvert an object to its string representation
CConvert an object to an integer
DConvert a string to an array
Step-by-Step Solution
Solution:

  1. Step 1: Understand to_s method

    The to_s method is used to get a string representation of an object in Ruby.

  2. Step 2: Eliminate other options

    Options B, C, and D describe conversions unrelated to to_s.

  3. Final Answer:

    Convert an object to its string representation -> Option B

  4. Quick Check:

    123.to_s #=> "123" [OK]
Quick Trick: to_s returns string form of any Ruby object [OK]
Common Mistakes:
  • Confusing to_s with to_i or to_sym
  • Thinking to_s modifies the object

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