# Swift 6.2

Published articles for Swift 6.2.

This is one page of public article previews, not the complete archive. Follow Next page to continue. Summaries are not the original full articles.

## Use Swift with Temporal

DevFeed: [Use Swift with Temporal](<https://devfeed.tech/articles/use-swift-with-temporal-36022.md>)

Original publisher: [Read original article](<https://temporal.io/blog/temporal-now-supports-swift>)

Author: Shy Ruparel

Published: 2025-11-10T00:00:00Z

Content type: release

Language: en

Sources: [Temporal Blog](<https://devfeed.tech/sources/temporal-blog.md>)

Topics: [Swift](<https://devfeed.tech/topics/swift.md>), [SDKs](<https://devfeed.tech/topics/sdks.md>), [async/await](<https://devfeed.tech/topics/async-await.md>), [Swift 6.2](<https://devfeed.tech/topics/swift-6-2.md>), [Concurrency](<https://devfeed.tech/topics/concurrency.md>), [distributed-systems](<https://devfeed.tech/topics/distributed-systems.md>)

Tags: [announcements](<https://devfeed.tech/tags/announcements.md>), [async](<https://devfeed.tech/tags/async.md>), [await](<https://devfeed.tech/tags/await.md>), [concurrency](<https://devfeed.tech/tags/concurrency.md>), [github](<https://devfeed.tech/tags/github.md>), [grpc](<https://devfeed.tech/tags/grpc.md>), [sdk](<https://devfeed.tech/tags/sdk.md>), [structured-concurrency](<https://devfeed.tech/tags/structured-concurrency.md>), [swift](<https://devfeed.tech/tags/swift.md>), [swift-6-2](<https://devfeed.tech/tags/swift-6-2.md>)

### AI overview

Temporal announces a Swift SDK for building durable, fault-tolerant, long-running workflows with Swift 6.2, async/await, and structured concurrency. The SDK supports automatic handling of failures, retries, persistence, and crash recovery, and integrates with Temporal through Swift C interop and gRPC-swift.

### Source excerpt

Announcing the Swift Temporal SDK. Build durable, fault-tolerant Workflows in Swift 6.2 with async/await and structured concurrency.

## Swift Default Value in String Interpolations

DevFeed: [Swift Default Value in String Interpolations](<https://devfeed.tech/articles/swift-default-value-in-string-interpolations-21087.md>)

Original publisher: [Read original article](<https://useyourloaf.com/blog/swift-default-value-in-string-interpolations/>)

Author: Keith Harrison

Published: 2025-09-07T08:51:46Z

Content type: tutorial

Language: en

Sources: [K. Harrison](<https://devfeed.tech/sources/k-harrison.md>)

Topics: [Swift](<https://devfeed.tech/topics/swift.md>), [SwiftUI](<https://devfeed.tech/topics/swiftui.md>), [Localization (l10n)](<https://devfeed.tech/topics/localization.md>)

Tags: [auto-layout](<https://devfeed.tech/tags/auto-layout.md>), [ios](<https://devfeed.tech/tags/ios.md>), [learn](<https://devfeed.tech/tags/learn.md>), [objective-c](<https://devfeed.tech/tags/objective-c.md>), [swift](<https://devfeed.tech/tags/swift.md>), [swift-6-2](<https://devfeed.tech/tags/swift-6-2.md>), [wwdc](<https://devfeed.tech/tags/wwdc.md>), [xcode](<https://devfeed.tech/tags/xcode.md>)

### AI overview

Swift 6.2 adds a default value parameter for string interpolation, allowing optional values of any type to use a specified fallback string. The article also notes that this parameter does not currently work with LocalizedStringKey.

### Source excerpt

Swift 6.2 makes it easier to interpolate strings with optional values. What's The Problem? In this SwiftUI view I need to create a text string from an optional integer value: struct CounterView: View { let count: Int? var body: some View { Text("The count is \(count)") } } The compiler warns about the optional value: String interpolation produces a debug description for an optional value; did you mean to make this explicit? The compiler suggests either providing a default value or to use String(describing:) to silence the warning. Using the nil-coalescing operator to provide a default value removes the warning but is not ideal. The default value has to match the type of the optional value. That can work when dealing with an optional string. In this example I have an optional Int and there may not be a sensible default value for the nil case. For example, I could use zero: // The count is 0 Text("The count is \(count ?? 0)") The alternative of using the String(describing:) approach is both clumsy and ends up showing the nil value: // The count is nil Text("The count is \(String(describing: count))") What I want is a way to provide a default string regardless of the type of the optional value. Default Value Parameter In Swift 6.2, String interpolation has a new default value parameter that accepts a string regardless of the type of the optional value: // The count is not set Text("The count is \(count, default: "not set")") That's an improvement over outputting nil. Localization One issue is that I've been unable to get this to work with localization. The problem seems to be that LocalizedStringKey doesn't support the default value parameter. So this doesn't work: // Not Supported let key = LocalizedStringKey("The count is: \(count, default: "not set")") Learn More SE-0477 Default Value in String Interpolations Swift Default Value in String Interpolations was originally posted 07 Sep 2025 on useyourloaf.com. Want this direct to your inbox? Sign up and get my free WWDC

## Build Embedded Swift Application for ESP32-C6

DevFeed: [Build Embedded Swift Application for ESP32-C6](<https://devfeed.tech/articles/build-embedded-swift-application-for-esp32-c6-13822.md>)

Original publisher: [Read original article](<https://developer.espressif.com/blog/build-embedded-swift-application-for-esp32c6/>)

Author: John Lee

Published: 2024-07-22T00:00:00Z

Content type: tutorial

Language: en

Sources: [Blog on Developer Portal](<https://devfeed.tech/sources/blog-on-developer-portal.md>)

Topics: [ESP32-C6](<https://devfeed.tech/topics/esp32-c6.md>), [Swift](<https://devfeed.tech/topics/swift.md>), [Embedded Systems](<https://devfeed.tech/topics/embedded-systems.md>), [Programming language](<https://devfeed.tech/topics/programming-language.md>), [ESP-IDF](<https://devfeed.tech/topics/esp-idf.md>), [Programming](<https://devfeed.tech/topics/programming.md>), [Tutorial](<https://devfeed.tech/topics/tutorial.md>)

Tags: [blog](<https://devfeed.tech/tags/blog.md>), [embedded-systems](<https://devfeed.tech/tags/embedded-systems.md>), [esp-idf](<https://devfeed.tech/tags/esp-idf.md>), [esp32-c6](<https://devfeed.tech/tags/esp32-c6.md>), [espressif](<https://devfeed.tech/tags/espressif.md>), [experimental](<https://devfeed.tech/tags/experimental.md>), [guide](<https://devfeed.tech/tags/guide.md>), [programming-language](<https://devfeed.tech/tags/programming-language.md>), [swift](<https://devfeed.tech/tags/swift.md>), [swift-6-2](<https://devfeed.tech/tags/swift-6-2.md>), [tutorial](<https://devfeed.tech/tags/tutorial.md>)

### AI overview

A tutorial on building an Embedded Swift application for the ESP32-C6. It explains Embedded Swift's purpose and compilation model, then covers the required hardware, ESP-IDF, Swiftly, Swift 6.2 development snapshot, and an example project.

### Source excerpt

Introduction# Embedded Swift brings the power and expressivity of the Swift programming language to constrained environments such as microcontrollers and other embedded systems. Announced during WWDC24, Embedded Swift aims to provide a lightweight, efficient subset of Swift that maintains the language's core features while significantly reducing its footprint and dependencies.