/// <summary>
/// 获取指定日合计
/// </summary>
private void GetDayTotal(DateTime date)
{
lblDay.Content =
$"{date.Month}月{date.Day}日总收入{service.GetDayTotalIn(date).ToString("#,0.00")}元，总支出{service.GetDayTotalEx(date).ToString("#,0.00")}元";
}