March 2017
Intermediate to advanced
226 pages
5h 13m
English
Content preview from Swift StyleBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Adopting Conventional Spacing
The Swift developer community has adopted spacing conventions for many language elements. The following overview reviews the most common spacing conventions used in Swift code and considers whether the spacing style is universal or not:
- Semicolons
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statement; statement
Left-hugging, space follows.
- Commas
-
x, y
Left-hugging, space follows.
- Generic parameters
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Type<T, U> vs. Type<T,U>
Most developers add spacing after the comma, allowing the generic type parameters to breathe. A few developers omit spaces, stating that when generic parameters are part of the return type, “it seems strange to break the return type into two chunks by throwing a space in there.” Omitting spaces ensures that Xcode wraps an entire type (for ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.