encoding url using swift code

Question

I need to send an URL in Arabic language, so I need to encode it before I put it in URL. I am using Swift code.

Below is an example what i really need

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Answer 1

swift 4 we face the same problem it solved by this way

extension String { 
var fixedArabicURL: String?  {
       return self.addingPercentEncoding(withAllowedCharacters: CharacterSet.alphanumerics
           .union(CharacterSet.urlPathAllowed)
           .union(CharacterSet.urlHostAllowed))
   } }