kaiOishi

self.textView.attributedText = attributedString
self.textView.font = UIFont.boldSystemFont(ofSize: 20)
self.textView.linkTextAttributes = [NSAttributedString.Key.foregroundColor: UIColor.systemBlue]

kaiOishi

let attributedString = NSMutableAttributedString(string: text)

kaiOishi

import UIKit
import SafariServices

class ViewController: UIViewController {

    @IBOutlet weak var textView: UITextView!
    override func viewDidLoad() {
        super.viewDidLoad()
       
        textView.delegate = self

kaiOishi

// 引数 text : TextViewで表示するテキスト
// 戻り値 [String] : 検知されたURL
func detectUrls(text: String) -> [String] {
    guard let detector = try? NSDataDetector(types: NSTextCheckingResult.CheckingType.link.rawValue) else {
        return []
    }
    let enableLinkTuples = detector.matches(in: text, range: NSRange(location: 0, length: text.count))
    var detectedUrls = enableLinkTuples.map { checkingResult -> String in
        return (text as NSString).substring(with: checkingResult.range)
    }