https://www.cnblogs.com/jukaiit/p/9345654.html
1、JSONString转换为字典
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// JSONString转换为字典func getDictionaryFromJSONString(jsonString:String) ->NSDictionary{ let jsonData:Data = jsonString.data(using: .utf8)! let dict = try? JSONSerialization.jsonObject(with: jsonData, options: .mutableContainers) if dict != nil { return dict as! NSDictionary } return NSDictionary() } |
2、JSONString转换为数组
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func getArrayFromJSONString(jsonString:String) ->NSArray{ let jsonData:Data = jsonString.data(using: .utf8)! let array = try? JSONSerialization.jsonObject(with: jsonData, options: .mutableContainers) if array != nil { return array as! NSArray } return array as! NSArray } |
3、字典转换为JSONString
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/** 字典转换为JSONString - parameter dictionary: 字典参数 - returns: JSONString */ func getJSONStringFromDictionary(dictionary:NSDictionary) -> String { if (!JSONSerialization.isValidJSONObject(dictionary)) { print("无法解析出JSONString") return "" } let data : NSData! = try? JSONSerialization.data(withJSONObject: dictionary, options: []) as NSData! let JSONString = NSString(data:data as Data,encoding: String.Encoding.utf8.rawValue) return JSONString! as String } |
4、数组转换为JSONString
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//数组转jsonfunc getJSONStringFromArray(array:NSArray) -> String { if (!JSONSerialization.isValidJSONObject(array)) { print("无法解析出JSONString") return "" } let data : NSData! = try? JSONSerialization.data(withJSONObject: array, options: []) as NSData! let JSONString = NSString(data:data as Data,encoding: String.Encoding.utf8.rawValue) return JSONString! as String } |
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