Asp.net 时间操作基类(支持短日期,长日期,时间差)

  

复制代码 代码如下:

  using System;

  using System.Data;

  using System.Configuration;

  using System.Web;

  using System.Web.Security;

  using System.Web.UI;

  using System.Web.UI.WebControls;

  using System.Web.UI.WebControls.WebParts;

  using System.Web.UI.HtmlControls;

  namespace EC

  {

  /// <summary>

  /// 时间操作函数

  /// </summary>

  public class TimeObject

  {

  /// <summary>

  /// 时间差

  /// </summary>

  /// <param name="starttime">开始时间</param>

  /// <param name="endtime">结束时间</param>

  /// <returns></returns>

  public static string GetTimeSpan(DateTime starttime, DateTime endtime)

  {

  TimeSpan ts = endtime - starttime;

  return string.Format("{0}时{1}分{2}秒{3}毫秒", ts.Hours, ts.Minutes, ts.Seconds, ts.Milliseconds);

  }

  /// <summary>

  /// 转称为月-日:09-12

  /// </summary>

  /// <param name="d">日期</param>

  /// <returns></returns>

  public static string ToDateMonthDay(DateTime d)

  {

  return d.ToString("MM-dd");

  }

  /// <summary>

  /// 转换为年月日:2006-09-12

  /// </summary>

  /// <param name="d"></param>

  /// <returns></returns>

  public static string ToDateString(DateTime d)

  {

  return d.ToString("yyyy-MM-dd");

  }

  /// <summary>

  /// 转换为:小时:分:秒 00:29:58

  /// </summary>

  /// <param name="t"></param>

  /// <returns></returns>

  public static string ToTimeString(DateTime t)

  {

  return t.ToString("HH:mm:ss");

  }

  /// <summary>

  /// 转换为长时间:2006-09-12 00:30:57

  /// </summary>

  /// <param name="dt"></param>

  /// <returns></returns>

  public static string ToDateTimeString(DateTime dt)

  {

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

  }

  }

  }