//字符串分割,參數是一個字符或者字符數組,
Console.WriteLine("用-分割后的字符串為:");
string[] changemystr = mystr.Split('-');
foreach (string outstr in changemystr)
Console.WriteLine(outstr+'\t');
Console.WriteLine("用-或者=分割后的字符串為:");
string[] changestr = mystr.Split(new char[] { '-', '=' });
foreach (string outstr in changestr)
Console.WriteLine(outstr+'\t');