What is the difference between mutable and immutable data types in JavaScript?
In JavaScript, mutable data types can be changed after creation, while immutable data types cannot be altered.
Can you give me examples of mutable and immutable types?
Sure! Arrays and objects are mutable, while strings and numbers are immutable.
Why is it important to understand this difference?
Understanding this difference helps in managing state and optimizing performance in your applications.
How does immutability affect performance?
Immutability can lead to better performance in certain scenarios, like when using functional programming techniques.
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