Как собрать Amazon S3 Presigned PostPolicy для загрузки файлов в Java SDK 2.0?
Swift 3:
let allowedCharacterSet = (CharacterSet(charactersIn: "!*'();:@&=+$,/?%#[] ").inverted)
if let escapedString = originalString.addingPercentEncoding(withAllowedCharacters: allowedCharacterSet) {
//do something with escaped string
}