[Solved] What is wrong with this Ruby code snippet?items = [1, 2, 3] items.each do item puts item * 2 end — Ans: Missing pipes around block variable: should be |item| | Ruby

Ruby - Loops and Iteration

What is wrong with this Ruby code snippet?

items = [1, 2, 3]
items.each do item
  puts item * 2
end

AArray <code>items</code> is empty

BUsing <code>do</code> instead of braces is invalid

CCannot multiply numbers inside <code>each</code>

DMissing pipes around block variable: should be <code>|item|</code>

Step-by-Step Solution

Solution:

Step 1: Check block variable syntax in each do block
When using do with each, the block variable must be inside pipes: do |item|.
Step 2: Identify the error
The code misses pipes around item, causing a syntax error.
Final Answer:
Missing pipes around block variable: should be |item| -> Option D
Quick Check:
Block variables need pipes | | [OK]

Quick Trick: Always put block variables inside | | with each do [OK]

Common Mistakes:

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