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iOS Build a Playlist Browser with Swift Building the Music Library and Playlist Models Struct Initialization

Hyun Seo Chung
Hyun Seo Chung
2,239 Points

What is "as"?

I am confused when and where the keyword "as" is needed in Swift.

1 Answer

The keyword "as" is used to down cast something. It's used to make sure that the data you are assigning to a variable is of type String for example.