IOS開發之----NSDictionary，JSON和XML互相轉換

標籤：

- (BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions:(NSDictionary *)launchOptions{    [self test];    // Override point for customization after application launch.    return YES;} -(void)test {        //XML文本範例    NSString *testXMLString = @"Cake0.55RegularChocolateBlueberryNoneGlazedSugar";        NSLog(@"xml string[\n%@\n]", testXMLString);    // 解析XML為NSDictionary    NSError *parseError = nil;    NSDictionary *xmlDictionary = [XMLReader dictionaryForXMLString:testXMLString error:&parseError];    // 列印 NSDictionary    NSLog(@"%@", xmlDictionary);        //NSDictionary轉換為Data    NSData* jsonData = [NSJSONSerialization dataWithJSONObject:xmlDictionary options:NSJSONWritingPrettyPrinted error:&parseError];        //Data轉換為JSON    NSString* str = [[NSString alloc] initWithData:jsonData encoding:NSUTF8StringEncoding];        NSLog(@"jsonData string[\n%@\n]", str);    //字元群組轉換為NSDictionary    NSDictionary *jsonDict = [str objectFromJSONString];        //NSDictionary轉換為XML的plist格式    NSData *xmlData = [NSPropertyListSerialization dataFromPropertyList:jsonDict                                                                 format:NSPropertyListXMLFormat_v1_0                                                       errorDescription:NULL];        //Data轉換為NSString輸出 編碼為UTF-8    NSLog(@"XML: %@", [[NSString alloc] initWithData:xmlData encoding:NSUTF8StringEncoding]);               NSLog(@"%@",[XMLWriter XMLStringFromDictionary:jsonDict withHeader:NO]); }

IOS開發之----NSDictionary，JSON和XML互相轉換