Ruby - Regular Expressions
What is the output of this Ruby code?
text = "Room 101" match = text.match(/\d+/) puts match[0]
What is the output of this Ruby code?
medium📝 Predict Output Q13 of 15
Step-by-Step Solution
Solution:
Step 1: Understand the regex /\d+/
This pattern matches one or more digits in a row.Step 2: Apply match to string "Room 101"
The digits "101" are matched as a group, so match[0] returns "101".Final Answer:
101 -> Option AQuick Check:
Digits matched = 101 [OK]
Quick Trick: \d+ grabs all digits in a row, not just one [OK]
Common Mistakes:
- Thinking it matches only one digit
- Confusing match[0] with match object
- Expecting the word part instead of digits
Master "Regular Expressions" in Ruby
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