当前位置: 首页 > 图文教程 > 网络编程 > ASP > ASP.NET中处理datetime的一些通用函数

ASP
ASP实例:读取xml文件的程序
asp实现rar压缩和解压缩源代码
关于ASP中脚本执行顺序的讲解
用asp程序读取网站的alexa世界排名
初学ASP编程易犯的一个错误要注意
ASP实现SQL语句日期格式的加减运算
通过启动脚本来感受ASP的力量
ASP SCRIPT: 计数器(使用GrapShot组件)
学以致用 驳“ASP低能论”
ASP分页显示Recordset数据
ASP编程代码:隐藏图片的真实地址
ASP网站Server object error的解决办法
用ASP对网页进行限制性的访问
把网页中的电话号码生成图片的ASP程序
ASP实现文件直接下载
用ASP显示ACCESS数据库的的GIF图象
ASP分页和日期格式化为RFC822格式的办法
实例:ASP与ACCESS链接
ASP程序直接连接MYSQL数据库
ASP连接MSSQL的错误: 拒绝访问

ASP.NET中处理datetime的一些通用函数


出处:互联网   整理: 软晨网(RuanChen.com)   发布: 2009-11-03   浏览: 121 ::
收藏到网摘: n/a

  'Uses the Timespan method to subtract a certain number of days
Function Date1()
     Dim NewTime as DateTime
     NewTime = DateTime.Now.Subtract( New TimeSpan(7, 0, 0, 0) )
     NewTime = NewTime.Format("MM/dd/yyyy", DateTimeFormatInfo)
     response.write(NewTime)
End Function

'Uses the AddDays method to subtract X number of days
Public Function Date2()
  Dim NewTime as DateTime
  NewTime = DateTime.Now.AddDays(-7)
  Dim s as string = NewTime
  return s
End Function

'Thanks to Paul Czywczynski for this idea
'This probably (In My opinion) Offers the most flexibility found so far
'Change where the MM/dd/yyyy to whatever
'response.write(System.String.Format("{0:d}",NewTime))
'would return just the name of the Day
Function Date3()
  Dim NewTime as DateTime = now.addDays(-7)
  response.write(System.String.Format("{0:MM/dd/yyyy}",NewTime))
End Function


Function Date4()
Dim NewTime as DateTime
  NewTime = now.addDays(-7)
  return NewTime.ToString()
End Function

'Uses the toLongTimeString method
Public Function Date5()
  Dim NewTime as DateTime
  NewTime = Now()
  return newtime.toLongTimeString()
End Function

'Uses the toShortTimeString method
Public Function Date6()
  Dim NewTime as DateTime
  NewTime = Now()
  return newtime.toShortTimeString()
End Function

'Uses the toLongDateString method
Public Function Date7()
  Dim NewTime as DateTime
  NewTime = Now()
  return newtime.toLongDateString()
End Function

'Uses the toShortDateString method
Public Function Date8()
  Dim NewTime as DateTime
  NewTime = Now()
  return newtime.toShortDatestring()
End Function

'Uses FormatDateTime function General format
Function Date9()
  Dim NewTime as DateTime
  NewTime = DateTime.Now.Subtract( New TimeSpan(7, 0, 0, 0) )
  return formatdatetime(NewTime, 0)
End Function

'Uses FormatDateTime function LongDate format
Function Date10()
  Dim NewTime as DateTime
  NewTime = DateTime.Now.Subtract( New TimeSpan(7, 0, 0, 0) )
  return formatdatetime(NewTime, 1)
End Function

'Uses FormatDateTime function ShortDate format
Function Date11()
  Dim NewTime as DateTime
  NewTime = DateTime.Now.Subtract( New TimeSpan(7, 0, 0, 0) )
  return formatdatetime(NewTime, 2)
End Function

'Uses FormatDateTime function LongTime format
Function Date12()
  Dim NewTime as DateTime
  NewTime = DateTime.Now.Subtract( New TimeSpan(7, 0, 0, 0) )
  return formatdatetime(NewTime, 3)
End Function

'Uses FormatDateTime function ShortTime format
Function Date13()
  Dim NewTime as DateTime
  NewTime = DateTime.Now.Subtract( New TimeSpan(7, 0, 0, 0) )
  return formatdatetime(NewTime, 4)
End Function

'Bring Back just the name of the Day
Function Date14()
  Dim NewTime as DateTime = now.addDays(-7)
  dim s as string
  s = (System.String.Format("{0:dddd}",NewTime))
  Return s
End Function

'Returns the Integer of what day of week
Function Date15()
  Dim MyDate as DateTime
  Dim MyWeekDay as Integer
  MyDate = Now.AddDays(-5)
  MyWeekDay = Weekday(MyDate)   
  return MyWeekDay
End Function

'Returns the Month Integer
Function Date16()
  Dim MyDate as DateTime
  Dim MyMonth as Integer
  MyDate = Now.AddDa