Updated for Xcode 13.3
We’ve gone beyond simple data types now, and started looking at ways to group them together and even create our own using enums. So, let’s recap:
Out of arrays, dictionaries, and sets, it’s safe to say that you’ll use arrays by far the most. After that comes dictionaries, and sets come a distant third. That doesn’t mean sets aren’t useful, but you’ll know when you need them!
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