Ruby - Classes and Objects
Which of the following is the correct way to define an instance variable inside a Ruby class?
Which of the following is the correct way to define an instance variable inside a Ruby class?
easy📝 Syntax Q12 of 15
Step-by-Step Solution
Solution:
Step 1: Understand instance variable assignment syntax
In Ruby, instance variables are assigned by writing @variable_name = value inside methods or constructors.Step 2: Check each option
@name = 'Alice' correctly assigns an instance variable. The other options use invalid syntax.Final Answer:
@name = 'Alice' -> Option BQuick Check:
Assign instance variable with @name = value [OK]
Quick Trick: Assign instance variables with @name = value inside methods [OK]
Common Mistakes:
- Adding var keyword (not used in Ruby)
- Placing @ inside quotes
- Using def keyword incorrectly
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