Load image from url with placeholder image SDWebImage extension swift

gistfile1.txt

extension UIImageView {
    func downloadImg(_ url: String) {
        let afterRemovedSpaceImgPath = url.replacingOccurrences(of: " ", with: "%20", options: .literal, range: nil)
        self.sd_imageIndicator = SDWebImageActivityIndicator.gray
        self.sd_setImage(with: URL(string: afterRemovedSpaceImgPath), placeholderImage: UIImage(named: "PlaceHolder"))
    }
}