Swift 给UILable使用html语法

swift xcode

let attrStr = try! NSAttributedString(data: "<p>日本語</p>".dataUsingEncoding(NSUnicodeStringEncoding, allowLossyConversion: true)!, options: [NSDocumentTypeDocumentAttribute: NSHTMLTextDocumentType], documentAttributes: nil)
tempLabel.attributedText = attrStr