A 30-minute spin off of Swift Weekly Brief and other Swifty news.

JP Simard

Jesse Squires

Swift Unwrapped

Part two of our discussion on the new features and improvements in Swift 4! There were so many great things to discuss, we needed two episodes!

### What should you expect with Swift 4? 

Some great new features and improvements.

- Ole's Swift 4 playground: https://oleb.net/blog/2017/05/whats-new-in-swift-4-playground/
- [Swift Evolution Proposal SE-0165: Dictionary and Set Enhancements](https://github.com/apple/swift-evolution/blob/master/proposals/0165-dict.md)
- [Swift Evolution Proposal SE-0173: Add `MutableCollection.swapAt(_:_:)`](https://github.com/apple/swift-evolution/blob/master/proposals/0173-swap-indices.md)
- [Swift Evolution Proposal SE-0176: Enforce Exclusive Access to Memory](https://github.com/apple/swift-evolution/blob/master/proposals/0176-enforce-exclusive-access-to-memory.md)
- [Swift Evolution Proposal SE-0171: Reduce with `inout`](https://github.com/apple/swift-evolution/blob/master/proposals/0171-reduce-with-inout.md)
- [Swift Evolution Proposal SE-0148: Generic Subscripts](https://github.com/apple/swift-evolution/blob/master/proposals/0148-generic-subscripts.md)
- [Swift Evolution Proposal SE-0170: NSNumber bridging and Numeric types](https://github.com/apple/swift-evolution/blob/master/proposals/0170-nsnumber_bridge.md)
- [Swift Evolution Proposal SE-0156: Class and Subtype existentials](https://github.com/apple/swift-evolution/blob/master/proposals/0156-subclass-existentials.md)

JP Simard

@simjp

Jesse Squires

@jesse_squires

Swift Unwrapped · June 12, 2017

15: What's New in Swift 4 (Part 2)

What should you expect with Swift 4?