Get a UIImage of the contents of a UIView

Image by Capturing

extension UIView
{
    func imageByCapturing() -> UIImage
    {
        UIGraphicsBeginImageContextWithOptions(self.bounds.size, self.opaque, 0.0)
        
        self.drawViewHierarchyInRect(self.frame, afterScreenUpdates: true)
        
        let image = UIGraphicsGetImageFromCurrentImageContext()
        
        UIGraphicsEndImageContext()
        
        return image
    }
}