BaoGuanSYHT/Djy.Common/Extentions.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace Djy.Common
{
    public static class DateTimeExt
    {
        private static DateTime dtMin = DateTime.Parse("1970-01-01");
        public static string ToSqlServerTimeString(this DateTime dt)
        {
            if(dt==dtMin)
            {
                return string.Empty;
            }

            return dt.ToString("yyyy-MM-dd HH:mm:ss");
        }
    }
}