What are the differences between arrays and objects in JavaScript?
Arrays are ordered collections of values, while objects are unordered collections of key-value pairs.
Can you give me an example of when to use an array instead of an object?
Use an array when you need to store a list of items, like a list of numbers or strings.
What about when to use an object?
Use an object when you need to represent a complex entity with properties, like a user with a name and age.
Are there any performance differences between them?
Yes, arrays are generally faster for indexed access, while objects are better for key-based access.
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