Which of these is the correct syntax for an unless statement in Ruby?

easy📝 Syntax Q3 of 15

Ruby - Control Flow

Which of these is the correct syntax for an unless statement in Ruby?

Aunless condition then # code end

Bunless (condition) { # code }

Cunless condition: # code

Dunless condition # code end

Step-by-Step Solution

Solution:

Step 1: Recall Ruby syntax for unless
Ruby uses unless condition\n code\nend without braces or colons.
Step 2: Check options
unless condition # code end matches Ruby syntax. Others use syntax from other languages or invalid.
Final Answer:
unless condition\n # code\nend -> Option D
Quick Check:
Ruby unless uses end, no braces [OK]

Quick Trick: Ruby blocks end with 'end', no braces or colons [OK]

Common Mistakes:

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