juniorScala
What is a Scala object?
Updated May 24, 2026
Short answer
An object is a singleton instance in Scala.
Deep explanation
It is used for utility methods and shared state, ensuring only one instance exists.
Real-world example
Utility helpers like logging or config.
Common mistakes
- Using object when multiple instances are needed.
Follow-up questions
- Difference between class and object?
- Can objects extend traits?