[Solved] Identify the error in this Ruby snippet:class Test def 123method puts "Hello" end end — Ans: Method names cannot start with numbers | Ruby

Ruby - Classes and Objects

Identify the error in this Ruby snippet:

class Test
  def 123method
    puts "Hello"
  end
end

AMissing end keyword for class

BNo error, code is valid

Cputs cannot be used inside methods

DMethod names cannot start with numbers

Step-by-Step Solution

Solution:

Step 1: Recall Ruby method naming rules
Method names must start with a letter or underscore, not a number.
Step 2: Check the method name
Method named 123method starts with digits, which is invalid syntax.
Final Answer:
Method names cannot start with numbers -> Option D
Quick Check:
Method names must start with letter/underscore = B [OK]

Quick Trick: Method names must start with letter or underscore [OK]

Common Mistakes:

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