Ruby - Operators and Expressions
Which of the following Ruby values will evaluate as false in a conditional statement?
Which of the following Ruby values will evaluate as false in a conditional statement?
easy📝 Conceptual Q1 of 15
Step-by-Step Solution
Solution:
Step 1: Understand Ruby falsy values
In Ruby, onlyfalseandnilare falsy.Step 2: Evaluate each option
0, empty string, and empty array are all truthy values.Final Answer:
nil -> Option DQuick Check:
Check if value is exactlyfalseornil[OK]
Quick Trick: Only false and nil are falsy in Ruby [OK]
Common Mistakes:
MISTAKES- Assuming 0 is falsy
- Assuming empty string is falsy
- Assuming empty array is falsy
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