Swift3 JSON string to dictionary and dictionary to JSON string implementation

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1. convert jsonstring to dictionary

 ///jsonstring Convert to Dictionary///    ///-Parameter jsonstring:< #jsonString description#>    ///-Returns:< #return value description#>Func getdictionaryfromjsonstring (jsonstring:string)nsdictionary{let Jsondata:data= Jsonstring.data (using:. UTF8)!Let dict=Try?jsonserialization.jsonobject (With:jsondata, Options:. mutablecontainers)ifDict! =Nil {returnDict as!Nsdictionary}returnnsdictionary ()}

2. Convert dictionary to jsonstring

    /** Dictionary converted to Jsonstring-parameter dictionary: Dictionary parameter-returns:jsonstring*/Func getjsonstringfromdictionary (dictionary:nsdictionary)NSString {if(!Jsonserialization.isvalidjsonobject (dictionary)) {Print ("unable to parse out jsonstring")            return ""} let Data:nsdata! =Try? Jsonserialization.data (Withjsonobject:dictionary, Options: []) asnsdata!Let jsonstring= NSString (data:data asdata,encoding:string.encoding.utf8.rawvalue)returnjsonstring!    }

Swift3 JSON string to dictionary and dictionary to JSON string implementation