[Solved] What is the issue with this Ruby code snippet?values = [4, 5, 6] values.each |v| do puts v end — Ans: The block syntax is incorrect; 'do' should come before the block parameter. | Ruby

Ruby - Loops and Iteration

What is the issue with this Ruby code snippet?

values = [4, 5, 6]
values.each |v| do
  puts v
end

AThe variable 'v' should be declared outside the block.

BThe array 'values' is not defined properly.

CThe 'puts' method cannot be used inside an each block.

DThe block syntax is incorrect; 'do' should come before the block parameter.

Step-by-Step Solution

Solution:

Step 1: Identify block syntax
The block parameters must be enclosed in pipes (| |) immediately after 'do' or '{'.
Step 2: Correct the syntax
Change values.each |v| do to values.each do |v|.
Final Answer:
The block syntax is incorrect; 'do' should come before the block parameter. -> Option D
Quick Check:
Block parameters must follow 'do' or '{' [OK]

Quick Trick: Block parameters go after 'do' or '{' [OK]

Common Mistakes:

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