let str:String = "意大利" //字符串转Data let data = str.data(using: String.Encoding.utf8) //Data转字符串 let newStr = String(data: data!, encoding: String.Encoding.utf8) print("data=" , data! , "\n" , "newStr=" , newStr!)
输出结果
data= 9 bytes newStr= 意大利
let str:String = "意大利" //字符串转Data let data = str.data(using: String.Encoding.utf8) //Data转字符串 let newStr = String(data: data!, encoding: String.Encoding.utf8) print("data=" , data! , "\n" , "newStr=" , newStr!)
输出结果
data= 9 bytes newStr= 意大利