Learning Swift™ Programming

Tuples

Using tuples (pronounced “TWO-pulls” or “TUH-pulls”) is a way to group multiple values into one. Think of associated values. Here is an example with URL settings:

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let purchaseEndpoint = ("buy","POST","/buy/")

This tuple has a String, a String, and a String. This tuple is considered to be of type (String, String, String). You can put as many values as you want in a tuple, but you should use them for what they are meant for. You can mix types in tuples as well, like this:

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let purchaseEndpoint = ("buy","POST","/buy/",true)

This tuple has a String, a String, a String, and a Bool. You are mixing types here, and this tuple is considered to be of type (String, String, String, Bool