private int getMonthWeekDay(int y, int m, int weekNum)
{
DateTime d = DateTime.Parse(y + "-" + m + "-01");
int day = 1;
if (weekNum == 1)
{
return(day);
}
else
{
int dw = DateTimeExd.GetWeekNum(d);//1号是星期几
if (dw == 0)
{
dw = 7;
}
if (weekNum == 2)
{
day = 1 + (7 - dw) + 1;
//day = 1 + 7 - (7 - dw);//第一周 1号+下周隔7天-（本月1号没有的几个星期）
}
else
{
//day = 1 + 7 - (7 - dw);
day = 1 + (7 * (weekNum - 1) - dw) + 1;
}
}
return(day);
}
