问题 As a matter of fact, I have multiple systems that can generate numeric data and they are stored on some web server in text files. Some of the systems use decimal point as fraction separator, some of the systems use decimal comma as same. Applications (fat client, .net 2.0) can also be run on either kind of systems. So after some stumbling I did this: ( http://pastebin.com/vhLXABDD ) public static bool HasDecimalComma; public static bool HasDecimalPeriod; public static double GetNumber(string