1.獲取設備語言及地區
NSString*languageName = [[NSLocalecurrentLocale]objectForKey:NSLocaleLanguageCode]; ?//eg:zh
NSString*langCounName = [[NSLocalecurrentLocale]localeIdentifier]; ?// eg:zh_CN
langCounName = [langCounNamestringByReplacingOccurrencesOfString:@"_"withString:@"-"]; ?//將_修改為-