[Solved] What will the following Ruby code output? pattern = /\w+@w+\.com/ email = "user@example.com" puts email.match?(pattern) | Ruby

Ruby - Regular Expressions

What will the following Ruby code output?

pattern = /\w+@w+\.com/
email = "user@example.com"
puts email.match?(pattern)

Aerror

Bfalse

Cnil

Dtrue

Step-by-Step Solution

Solution:

Step 1: Understand the regex pattern
The pattern /\w+@\w+\.com/ matches strings like 'word@word.com'.
Step 2: Check if email matches pattern
"user@example.com" fits the pattern: 'user' + '@' + 'example' + '.com'.
Step 3: Understand match? method
match? returns true if pattern matches, false otherwise.
Final Answer:
true -> Option D
Quick Check:
match? returns true for matching regex [OK]

Quick Trick: Use match? to get true/false for regex match [OK]

Common Mistakes:

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