[Solved] Identify the error in this Ruby code snippet: count = 10 puts "You have #{count messages}" — Ans: Invalid expression inside #{}, spaces not allowed without operator | Ruby

Ruby - Variables and Data Types

Identify the error in this Ruby code snippet:

count = 10
puts "You have #{count messages}"

AInvalid expression inside #{}, spaces not allowed without operator

BMissing operator inside #{}, should be #{count + ' messages'}

CSyntax error due to missing closing brace

DNo error, code runs fine

Step-by-Step Solution

Solution:

Step 1: Analyze the expression inside #{}
The expression inside interpolation is count messages which is invalid syntax because Ruby expects a valid expression without spaces unless operators are used.
Step 2: Understand correct usage
To concatenate or combine, you need an operator like + or string interpolation with proper syntax, e.g., "#{count} messages".
Final Answer:
Invalid expression inside #{}, spaces not allowed without operator -> Option A
Quick Check:
#{expression} must be valid Ruby code [OK]

Quick Trick: Expressions inside #{ } must be valid Ruby code without spaces [OK]

Common Mistakes:

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