use HTML tags in uitextview

htmltagsinswift.swift

extension NSData {
    var attributedString: NSAttributedString? {
        do {
           return try NSAttributedString(data: self, options:[NSDocumentTypeDocumentAttribute:NSHTMLTextDocumentType, NSCharacterEncodingDocumentAttribute: NSUTF8StringEncoding], documentAttributes: nil)
        } catch let error as NSError {
            print(error.localizedDescription)
        }
        return nil
    }
}
extension String {
    var utf8Data: NSData? {
        return dataUsingEncoding(NSUTF8StringEncoding)
    }
}


let htmlStringCode = "<strong>Hi there!</strong"

htmlStringCode.utf8Data?.attributedString

//If you use UItextView,then is youruitextviewname.attributedText = htmlStringCode.html2AttributedString