//日历日、工作日、交易日的日期序列函数 public WindData tdays(string startTime, string endTime, string options) { checkConnection(); object ocodes, ofields, otimes, odata; int errCode; odata = wdc.tdays_syn(startTime, endTime, options, out ocodes, out ofields, out otimes, out errCode); return(formatWD(ocodes, ofields, new double[] { DateTime.Now.AddYears(1900).ToOADate() }, odata, errCode)); }