// 当前所在地信息
NSString *identifier = [[NSLocalecurrentLocale] localeIdentifier];
NSString *displayName = [[NSLocale currentLocale] displayNameForKey:NSLocaleIdentifier value:identifier];
NSLog(@"%@", displayName);
// 当前所在地的使用语言
NSLocale *currentLocale = [NSLocale currentLocale];
NSLog(@"Language Code is %@", [currentLocale objectForKey:NSLocaleLanguageCode]);
// 系统语言
NSArray *arLanguages = [[NSUserDefaultsstandardUserDefaults] objectForKey:@"AppleLanguages"];
NSString *strLang = [arLanguages objectAtIndex:0];
NSLog(@"LANG:%@",strLang);