Swift String extension for Unicode strikethrough text

StrikethroughString.swift

extension String {
	func strikeThrough() -> String {
		var struck = ""
		let strikeChar: Character = "\u{0336}"
		self.forEach { (char) in
			var xchar = UnicodeScalarView(char.unicodeScalars)
			xchar.append(strikeChar.unicodeScalars.first!)
			struck.append(String(xchar))
		}
		return struck
	}
}