Ruby - Operators and Expressions
Which of the following is the correct way to create a range from 5 to 10 excluding 10 in Ruby?
Which of the following is the correct way to create a range from 5 to 10 excluding 10 in Ruby?
easy📝 Syntax Q3 of 15
Step-by-Step Solution
Solution:
Step 1: Understand the range syntax for excluding the end
To exclude the end value, Ruby uses the...operator.Step 2: Apply to the range from 5 to 10 excluding 10
Using5...10creates a range including 5 up to 9, excluding 10.Final Answer:
5...10 -> Option AQuick Check:
Use triple dot to exclude end value [OK]
Quick Trick: Use triple dots to exclude the last number in range [OK]
Common Mistakes:
- Using double dots when exclusion is needed
- Using invalid operators like '-' or '=>'
- Confusing range syntax with array slicing
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