Extension to writeTo NSOutputStream

gistfile1.txt

extension String
{
    func writeTo(outputStream:NSOutputStream)
    {
        if let data = self.dataUsingEncoding(NSUTF8StringEncoding, allowLossyConversion: false)
        {
            let bytes = ConstUnsafePointer<UInt8>(data.bytes)
            outputStream.write(bytes, maxLength: data.length)
        }
    }
}