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"); } } }