Convert between UIImage and Base64 string

Question

Does anyone know how to convert a UIImage to a Base64 string, and then reverse it?

I have the below code; the original image before encoding is good, bu

Answer 1

Swift 3.0 and Xcode 8.0

let imageData = UIImageJPEGRepresentation(imageView.image!, 1)

    let base64String = (imageData! as Data).base64EncodedString(options: NSData.Base64EncodingOptions(rawValue: 0))
    print(base64String)