Can't apply line spacing with UITextView?

Question

Do you have any ideas about line spacing with UITextView? I cannot apply it. Below it is my code.

import UIKit

class DetailViewController: UIViewController {
           


        

Answer 1

Xcode 9.2 Swift 4

let style = NSMutableParagraphStyle()
style.lineSpacing = 0
let attributes = [NSAttributedStringKey.paragraphStyle : style]
txtViewAbout.attributedText = NSAttributedString(string: txtViewAbout.text, attributes: attributes)