nsattributedstring to string swift

To do that, we need to define the strings to print and a couple of attributes. FREE TRIAL: Accelerate your app development career with Hacking with Swift+! According to the documentation: "The receiver tracks changes to this string and keeps its attribute mappings up to date.". Heisenberg Uncertainty Principle. Attributed strings, along with CoreText and UI frameworks for iOS and macOS, are a powerful component used in every app. Starting from the basics, the first customization point is about changing fonts, font size, and colors. NSMutableAttributedString has a method called replaceCharacters(in:with:). Well you have to be careful what you say, there are a lot of developers learning bad habits in here. Now I have to dynamise the version number by reading it from info plist. My first goal was to create a generic protocol (called StyleProtocol) with several methods which allows to apply the style’s attributes to plain/attributed string. Concatenate NSAttributedString in Swift without your code wrapping over multiple lines. Found inside – Page 214... 將相關的程式碼寫在 viewDidAppear(_:)中即可。 override func viewDidAppear(_ animated: Bool) { super.viewDidAppear(animated) tableView.refreshControl?.attributedTitle = NSAttributedString(string: "更新中...") }執行看看。 In this tutorial you will learn how to change the color of a UITextField's placeholder text. static let textSizeMultiplier: … In addition, there is to mention that NSAttributedString is not easy composable with other NSAttributedString, so that the use of NSMutableAttributedString is a … I want to replace a substring (e.g. A replacement with no effect because you did it on a copy (. TruncatesLastVisibleLine, . With Swift 4 and iOS 11, you can use one of the 2 following ways in order to solve your problem. What is the best technique to use when turning my bicycle? But sometimes we want more – we want to be able to add formatting like bold or italics, select from different fonts, or add some color, and for those jobs we have a new class called NSAttributedString. Swift 4: Convert HTML to NSAttributed string and vice verse Objective C code to convert HTML string to NSAttributedString and Vice Versa HTML to NSAttributedString conversion Code :- replaceCharacters(in:with:) has the following declaration: Replaces the characters and attributes in a given range with the characters and attributes of the given attributed string. SPONSORED Get stuff done faster with Raycast. Pulp Fiction is copyright © 1994 Miramax Films. 转变 HTML 为了 NSAttributedString 在 iOS - 我使用一个实例 UIWebView 用于处理一些文本及其正确的颜色，它会给结果一样 HTML, 但而不是显示它 UIWebView , 我想用它显示 Core Text 从 NSAttributedString . that attributed text have two hyperlink examples GoToHomeScreen and aboutUs both are hyperLink on click of aboutUs need to open a link which is working fine. To achieve this, AttributedText.swift uses @NSAttributedStringBuilder to support SwiftUI-style syntax: The Playground code below shows how to use replaceCharacters(in:with:) in order to replace a substring of an NSMutableAttributedString instance with a new NSMutableAttributedString instance: NSMutableString has a method called replaceOccurrences(of:with:options:range:). Found insideHow to take advantage of Swift 3 to create insanely great apps for iPhones and iPads J.D Gauchat ... The NSAttributedString class includes the properties and methods to store an attributed string and return information about it, ... How to check if a string "StartsWith" another string? Setting multiple styles in one string. I have NSMutableAttributedString text. Use the Download Materials button at the top or bottom of this tutorial to download the materials for this tutorial. Built for macOS with Swift. This is more appropriate for replacing a string at a given range, rather than an occurrence, as strings may contain duplicate substrings. site design / logo © 2021 Stack Exchange Inc; user contributions licensed under cc by-sa. After some hours of work, I decided to try this out but with some few modifications, like having a custom font. Found inside – Page 121let s1 = NSMutableAttributedString(string: "Hello\n", attributes: [NSAttributedStringKey.font : title1]) //讓第二行文字套用 footnote 字型樣式以及藍色 let s2 = NSAttributedString(string: "第二行文字", ... Cannot invoke initializer for type ' NSAttributedString ' with an argument list of type '(data: NSData, options: [String: AnyObject], documentAttributes: NilLiteralConvertible, error: NilLiteralConvertible)' Congrats to Bhargav Rao on 500k handled flags! @MichalShatz No. The NSAttributedString API comes from Explore swift playground and xcode IDE. From Wikipedia –. Deleted version number 1.0 from the storyboard, just kept "App Version:" and added below code. What should I do? Found inside – Page 81In the case of a UILabel like the one we have here, it's as simple as creating an attributed string, and then passing it to the label via its attributedText property. So, select ViewController.swift and update the buttonPressed() method ... All gists Back to GitHub Sign in Sign up Sign … Attributed strings are made up of two parts: a plain Swift string, plus a dictionary containing a series of attributes that describe how various segments of the string are formatted. Objective-C. NSMutableAttributedString *str = [[NSMutableAttributedString alloc] initWithString … The Playground code below shows how to use replaceOccurrences(of:with:options:range:) in order to replace a substring of an NSMutableAttributedString instance with a new NSMutableAttributedString instance: I had to bold text in tags, here what I've done: I find that all of the other answers does not work. Found inside – Page 51Finally, press Control and click and drag the sidebar to the ParkListViewController.swift file above the viewDidLoad ... attributedTitle = NSAttributedString(string: "New Park", attributes: [ NSForegroundColorAttributeName : NSColor. Replace substring of NSAttributedString with another NSAttributedString, Podcast 375: Managing Kubernetes entirely in Git? Found inside – Page 196InfoKey) -> String { return input.rawValue } // Helper function inserted by Swift 4.2 migrator. fileprivate func convertToOptionalNSAttributedStringKeyDictionary(_ input: [String: Any]?) -> [NSAttributedString. Found insideNSAttributedString has a mutable subclass, NSMutableAttributedString. You've probably configured this attributed string as an NSMutableAttributedString, and now you're assigning it as the UILabel's attributedText. Found insideIn this case, you're using an attributed string to provide a line break in a multiline label while also keeping the text centered—something the SKLabelNode class can't seem to do natively. In the GameScene.swift file, add the following ... StringStylizer - Type strict builder class for NSAttributedString. Want to know more about all the opportunities of SwiftRichString? Adding Markdown support to NSAttributedString. An elegant way to deal with attributed string in swift It's convenient to create attributed string by .cute, whatever from String, NSString, NSAttributedString or NSMutableAttributedString. In this case I have chosen to use … Learn iOS - Convert NSAttributedString to UIImage. The attributes must be placed in the correct place in the string and this can vary greatly depending on the language. Which can be easily offloaded onto a background process: let htmlStringData = htmlString.data(using: String.Encoding.utf8)! However, there is a problem with attributed strings. An elegant way to deal with attributed string in swift. I am looking for an equivalent method to NSString's stringByReplacingOccurrencesOfString:withString: for NSAttributedString. There are lots of different customization you can with UIButton. It is especially painful if string is template and real content is known only in runtime. Nsattributedstring get width swift. NSAttributedString(data: htmlStringData, options: options, documentAttributes: nil) let stringWithoutHTMLTags = attributedString.string This process is slower when working on a long HTML source. Found inside – Page 308Then head to the new file called RequestHandler.swift that has been created in your extension. ... attributedContentText = NSAttributedString( string: "AskReddit, one of the best subreddits there is") guard let img ... Hi I have to push a viewController on click of HyperLink. Type safe; Support multiple platfoms, iOS and macOS Found inside – Page 180attributedTitle = NSAttributedString(string: "更新中...") }執行看看。 7 拍照與播放音樂可算是智慧型手機在日常生活中最常被使用的兩項功能。以 iPhone 為例,800 萬畫素的鏡頭使得它的拍照效果並不輸一般的數位相機,再加上輕巧及攜帶方便的特性, ... First release of SwiftRichString was take place in December 2016; as many other works it’s born for my own needs; NSAttributedString management is one of the part of UIKit which owes lots from the Objective-C heritage and even if something is changed with Swift 4 it still have plenty room of improvement to fit well in a post Swift world. See credits at the end of this book whom contributed to the various chapters. On iOS, NSAttributedString.DocumentType supports only HTML … The method "replaceOccurrencesOfString:withString:options:range:" is applied for NSMutableString, not for NSAttributedString or NSMutableAttributedString. About             9.9 0.0 L2 Fluid Slider VS Spring. NSAttributedString has no member replacingOccurrences error, Change attributes of substrings in a NSAttributedString, Replace character in NSMutableAttributedString, Remove part of attributed string without removing attributes, Get string between strings with multiple occurrences, ReplaceCharactersInRange of NSAttributedString, How to replace a character by a newline in Vim, How to check if a string contains a substring in Bash. Motivation. string_length.swift. But what labels can’t do is add formatting to different parts of the string. Convert a string to a string of hexadecimal values for each of bytes in UTF-8 encoding let stringArray = theString.utf8.map { String(format: "%02hhx", $0) } Collapse an array of strings into a single continuous string let theString = stringArray.joined(separator: " ") Parse a string for contents if theString.contains(aStringFragment) replaceOccurrences(of:with:options:range:) has the following declaration: Replaces all occurrences of a given string in a given range with another given string, returning the number of replacements. Exploring the new String API in Swift 4 | by John Sundell, In past versions of Swift, the String API was often brought up as an example by truncating a text from … import UIKit // Set initial attributed string let initialString = "This is the initial string" let attributes = [NSAttributedStringKey.foregroundColor : UIColor.red] … ; If the attributes for a particular part of the text contain … Remarks. For most uses, a basic string works well. Improving upon Prajeet Shrestha answer : –. Found insideNSAttributedString has a mutable subclass, NSMutableAttributedString. You've probably configured this attributed string as an NSMutableAttributedString, and now you're assigning it as the UILabel's attributedText. You might be wondering how useful all this knowledge is, but here’s the important part: UILabel, UITextField, UITextView, UIButton, UINavigationBar, and more all support attributed strings just as well as regular strings. rev 2021.9.13.40199. The iOS® Developer Notes for Professionals book is compiled from Stack Overflow Documentation, the content is written by the beautiful people at Stack Overflow. Text content is released under Creative Commons BY-SA. How do I get a substring of a string in Python? Thanks for contributing an answer to Stack Overflow! This answer was last revised for Swift 5.2 and iOS 13.4 SDK. Thanks for this, trickster! swift cocoa nstableview nsattributedstring 이전 html : CSS 애니메이션이 적용될 때 내 SVG가 삭감됩니다 다음 flutter : 공유 환경 설정을 사용하여 3D 문자열의 3D 분야를 저장하는 방법 Found insideHow to take advantage of Swift 4, iOS 11, and Xcode 9 to create insanely great apps for iPhones and iPads J.D Gauchat ... This property stores an object of the NSMutableAttributedString class that we can modify as we do with any other ... HTML string to NSAttributedString conversion in swift 4.1. Found inside – Page 452Swift doesn't have regular expressions, so everything has to be done by Cocoa: let s ... font, color, and so forth) — you need to use NSAttributedString, along with its supporting classes NSMutableAttributedString, NSParagraphStyle, ... For experienced programmers new to Swift, this can be unexpected because these collections represent potentially large data sets. Example: let underlineAttribute = [NSAttributedString.Key.underlineStyle: NSUnderlineStyle.thick.rawValue] let … HTML Unicode UTF-8 consists of decimal or hex code that could draw an icon. On GitHub project’s page you can found the complete documentation of all features of the project. UILabel.font: UIFont! Here is how I replaced content of a NSAttributed string in a category extension: I have a specific requirement and fixed like below. If you are dealing with localizations, it is also not easy to build NSAttributedString. I … Found inside – Page 231Select InterfaceController.swift in the Project Navigator and add the following code at the top of the class ... var attributesChanged = true private var text = NSMutableAttributedString(string: "Hello, Watch") The textAttributes ... To demonstrate this we’re going to use NSMutableAttributedString, which is an attributed string that you can modify: When you preview that you’ll see the font size get larger with each word – something a regular Swift string certainly can’t do even with help from UILabel. Create a UIWebView instance, Determining content size, Making a URL request, Load HTML string, Load JavaScript, Stop Loading Web Content, Reload Current Web Content, Load Document files like .pdf, .txt, .doc etc., Make links That inside UIWebview clickable , Load local HTML file in webView A common … Your choices are: Write a bunch of code to do it … For Swift 3: // Custom colour let greenColour = UIColor(red: 10/255, green: 190/255, blue: 50/255, alpha: 1) // create the attributed colour let attributedStringColour … Using python enums to define physical units. SwiftyMarkdown - Converts Markdown files and strings into NSAttributedStrings with lots of customisation options.. TwitterTextEditor - A standalone, flexible API that provides a full-featured rich text editor for iOS applications.. Atributika - Convert text with HTML tags, links, hashtags, mentions into NSAttributedString. How to replace all occurrences of a string in JavaScript. I'm working with an application were I'm wanting to combine all cells in an NSTableView to act as a section header for rows below it. This approach segments work into simpler chunks, which means I can in turn compose new attributed strings by mixing and matching various function calls. An alternative way to create attributed strings is to have iOS parse some HTML. Although only a subset of styles are supported, it should be enough to handle fonts, sizes, and colors just fine. In Swift 5 let attributeString: NSMutableAttributedString = NSMutableAttributedString(string: "YourStringHere") … - So that is the best place to put your extensions right? With this thoroughly updated guide, you’ll learn the Swift language, understand Apple’s Xcode development tools, and discover the Cocoa framework. By clicking “Post Your Answer”, you agree to our terms of service, privacy policy and cookie policy. Swift Package Manager. @"replace") of an NSAttributedString with another NSAttributedString. iOS Applications have UIControls that are readily available to display the text of your choosing. The Mac app combines the Spotlight experience with third-party services. When integrated into an iOS project, this library renders Contentful RichText to NSAttributedString … Found inside – Page 82In the case of a UILabel like the one you have here, it's as simple as creating an attributed string and then passing it to the label via its attributedText property. So, select ViewController.swift and update the buttonPressed() method ... >>. Found inside – Page 82In the case of a UILabel like the one we have here, it's as simple as creating an attributed string, and then passing it to the label via its attributedText property. So, select ViewController.swift and update the buttonPressed() method ... NSAttributedString in Swift. You can make a generic extension for NSMutableAttributedString which involves less code. Convert string to NSAttributedString Swift. Getting Started. Green umbrella – Short film. Just like a SwiftUI Text takes a String as input, the purpose of AttributedText in the sample project is to take a NSAttributedString as input and render in SwiftUI. Swift version: 5.4. Refund Policy             Calculating attributed string height, //Convert description to NSAttributedString and get height //width is equal to screen … The companion NSMutableAttributedString type can be used … Let’s start with a trivial attributed string: one that holds a regular string with It is just an interesting approach. The property being read-only only means that you cannot assign a different object to it (i.e., you can’t call, Is this really an answer? Creating an NSAttributedString from HTML must be done on the main thread! To learn more, see our tips on writing great answers. As you all know I am writing swift 3 to swift 4.1 conversion issues & solutions. The new edition, revised and extended for Swift 4, is out now. Just clip this into your ViewController (outside the class) and use it. Found inside – Page 5023 開啟 ShareViewController.swift ... attributedContentText = NSAttributedString(string: contentText, attributes: nil) completionHandler: nil) }另外 Xcode 已將幫我們實作了 isContentValid 這個方法,這個方法是當分享資料的文字有變動時會被 ... Making statements based on opinion; back them up with references or personal experience. The question is about how to get NSAttributedString as the result, not just string, so the answer is totally irrelevant but it got so many upvotes. "Just clip this into your ViewController (outside the class) and use it." Found inside – Page 619Text to appear in your app's interface will be an NSString (bridged from Swift String) or an NSAttributedString. NSAttributedString adds text styling to an NSString, including runs of different character styles, ... There are two ways to add shadows when rendering images: calling setShadow () and providing offset, blur, and color, or by using an NSShadow … As mentioned earlier, Swift uses value types whenever possible, and this includes the collection types defined in the Swift standard library — arrays, sets, dictionaries and strings. Sponsor Hacking with Swift and reach the world's largest Swift community! Found inside – Page 192Then head to the new file called RequestHandler.swift that has been created in your extension. ... attributedContentText = NSAttributedString( string: "AskReddit, one of the best subreddits there is") guard let img = NSBundle. ). Found insideisEmpty {throw Error()} self.init() value = string } } When working with throwing initializers, you must try to create them, ... For example, the following NSAttributedString constructor throws on failure: documentAttributes dict: ... DocX. Try free for 14-days. With this book, you'll learn how to use Apple's Cocoa framework and the Objective-C language through step-by-step tutorials, hands-on exercises, clear examples, and sound advice from a Cocoa expert. Key. It is an object that manages string and associated set of attributes applied to individual characters or range of characters. static let textEncodingName: NSAttributedString.DocumentReadingOptionKey. Following is an example to get string length in Swift. Is Price Discrimination in the Software Industry legal in the US? What is NSAttributedString. 12 November 2018 Combining articles from NSHipster.com with new essays, this book is the essential guide for modern iOS and Mac OS X developers. As you all know I am writing swift 3 to swift 4.1 conversion issues & solutions. Hacking with Swift is ©2021 Hudson Heavy Industries. Is it ok throw away my unused checks for one of my bank accounts? A library to simplify iOS animations in Swift. How to check whether a string contains a substring in JavaScript? In typography, kerning (less commonly mortising) is the process of adjusting the spacing between characters in a proportional font, usually to achieve a visually pleasing result. Why aren't takeoff flaps used all the way up to cruise altitude? Once you have your Swift package set up, adding EFIconFont as a dependency is as easy as adding it to the dependencies value of your Package.swift. NSAttributedString(data: data, options: [.documentType: NSAttributedString.DocumentType.html], documentAttributes: nil) { } If you have an attributed string someone else made – for example reading page text from a PDFView – you can loop over all the attributes to figure out where they are and what they contain. Feel free to look up this site for a list of HTML Unicode.Some of the unicode below will be decoded with the provided decimal. Yet making those attributed strings is a pain in the butt. By clicking “Accept all cookies”, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. Skip to content. How were smallpox vaccines enforced in the US? From this protocol I’ve created three different concrete classes: All of these elements can be also mixed to produce a single attributed string because — in fact — each instance just produce a dictionary of NSAttributedStringKey keys and value. A small framework that converts NSAttributedString to .docx Word files on iOS and macOS. Since 2.x SwiftRichString introduces the concept of global styles register; its a singleton class where you can register styles (simple style, group or regex style) with an unique identifier.Once registered style can be reused to render text from inside UI controls or via code. UIButton let tag = button.tag let attributedString:NSAttributedString! Swift, SwiftUI, the Swift logo, Swift Playgrounds, Xcode, Instruments, Cocoa Touch, Touch ID, AirDrop, iBeacon, iPhone, iPad, Safari, App Store, watchOS, tvOS, Mac and macOS are trademarks of Apple Inc., registered in the U.S. and other countries. Code of Conduct. Why might one of these decoupling capacitor schematics also include an inductor and the other not? If you convert to NSMutableString make the replacements there, you will lose its attributes after the conversion. The Swift Package Manager is a tool for automating the distribution of Swift code and is integrated into the Swift compiler. Daniele Margutti. Strings in Swift 4. You can set the size, color, shadow and background color of the particular string you want to display with ease. The following code create three style and register its group to the global registry. func buttonPressed (_ sender: Any) { let button = sender as! NSAttributedStringは、コードで文字の属性を指定できます。便利ですね。 ですが、コードで毎回指定するが大変だと思い、今回はStringクラスを拡張し、一部の属性を簡単に付与できるようにしました。 便利なので使ってみてくださいね。 If you came across this blog post and you’re happy because you didn’t think it was possible to use NSAttributedString in SwiftUI I have a bad news: it isn’t … This works fine, example replacing new line chars: Your example will probably not even compile. Answers: String. Connect and share knowledge within a single location that is structured and easy to search. < Previous: Working with strings in Swift, Click here to visit the Hacking with Swift store >>. Found insideattributedText = NSAttributedString(string: itemName, attributes: [NSStrikethroughStyleAttributeName : "1"]) } else { cell.accessoryType = UITableViewCellAccessoryType.DetailButton textLabel.font = UIFont(name: "Helvetica Neue", ... Found insidevar s = NSMutableString(string:"hello world, go to hell") let r = NSRegularExpression( pattern: "\\bhell\\b", ... color, and so forth) — you need to use NSAttributedString, along with its supporting classes NSMutableAttributedString, ... BonMot - Beautiful, easy attributed strings in Swift . Airline messed up my upcoming connection, travel agent wants to charge fees for rebooking. Privacy Policy             You can do this using NSAttributedString. A C-string stored in an NSMutableAttributedString? How does a robot distinguish different metals and materials for self repair? This might help someone. SwiftString - A comprehensive, lightweight string extension for Swift. If you have extensions for NSAttributedString then create a file called "NSAttributedString+Extensions.swift" and put it in a folder called "Extensions". How to Calculate the Height of the Text Depends on Width and Font by using Swift? NSAttributedString.Key.quantity is applied to the range representing the quantity. While this is mostly because of Objective-C's lack of Swift-like value types (since NSAttributedString doesn't have a Swift equivalent yet), it's still something that can cause bugs in our Swift code.