Converting data to a string is common task in the context of networking or file input/output. In this episode, you learn how to convert a Data object to a String in Swift. What Are Data and String? Before we wr
In this tutorial, we are going to learn about how to get the character index of a string in Swift In swift, we can use the firstIndex(of…
Unlike Objective-C, Swift is not tied to C foundations. It empowers iOS developers to remove nested method calls, skip a semicolon at the end of a line, avoid putting @ at the beginning of a keyword, concatenate string using “+” sign, and so on. Furthermore, the Swift class is no...
Return a swift::String. Convert that to a std::string in your C++ code, and then use its .c_str() method to get the char*. Be aware that the lifetime of the char* is the same as the std::string. Why do you want a char*, rather than a std::string? 0 Copy endecotp answe...
If you know an instance of Data contains a String and you want to convert it, you can use the String(decoding:as:) initializer, like this:let str = String(decoding: data, as: UTF8.self)If the Data instance can’t be converted to a UTF-8 string, you’ll might be sent back an ...
First, I want to look at the simplest possible example of task groups, which is returning 5 constant strings, adding them into a single array, then joining that array into a string:func printMessage() async { let string = await withTaskGroup(of: String.self) { group in group....
Swift – Empty String To create an empty string in Swift, we can create a String literal with nothing in it, or a String type initialiser with no value passed as argument to it. An example to create an empty String with empty String literal is ...
A long time ago, back in 2013 and just prior to Swift launching, I created a tutorial in Objective-C called AVSpeechSynthesizer Tutorial – Letting Your App Speak Like Siri. A lot of things have changed since then in that we now have Swift, SwiftUI, and personalised voice. People with iPh...
To use the Rustemsoft TouchControls iOS Objective C Framework in your Swift project you have to create a Swift Bridging Header file in that project. The best way is to create the .h file Manually. First, add a header file to your project with the name: MyProjectName-Bridging-Header.h....
How to check if an Element is in an Array in Swift21 Dec 2022 Enjoy the read? If you enjoy this article, you can subscribe to the weekly newsletter. Every Friday, you'll get a quickrecap of all articles and tips posted on this site. No strings attached. Unsubscribe anytime. ...