Check textView text is underlined in iOS swift

 Solution:

The below function is used to check the textfiled,textView and label text has a property of underline.

  func isUnderlined(attrText: NSAttributedString) -> Bool {

    var contains: ObjCBool = false

    attrText.enumerateAttributes(in: NSRange(location: 0, length: attrText.length), options: []) { (dict, range, value) in

      if dict.keys.contains(.underlineStyle) {

        contains = true

      }

    }

    return contains.boolValue

  }

Usage 

                if isUnderlined(attrText: mytextField.attributedText) {

}