当前位置: 首页 > 图文教程 > 开发语言 > VB > 在ASP.NET中处理datetime的一些通用函数(VB)

VB
运用VB.net创建Web服务访问程序
Visual Basic .NET中操作MsAgent
Visual Basic.NET快速开发MIS系统
Windows 98/2000下多屏显示技术的实现
Visual Basic中实现I/O端口控制
Visual Basic.NET和GDI+共创图标编辑器
VB多类图片数据库存取技巧
在Visual Basic 6.0中操纵XML文件
用VB6设计有趣的动画场景
用VB设计有安全认证服务的Email
VB.NET实现超级ptm查看器
与Visual Basic .NET一起使用.NET Framework
VB.NET注册表编程
VB中利用OpenGL绘制三维地质构造图
域名专题 - 域名劫持---163.net被h的分析
asp.net中的vb7中如何调用dll中的函数
在ASP.NET中处理datetime的一些通用函数(VB)
从 Visual Basic 6.0 到 Visual Basic.NET 的转换(1)
从 Visual Basic 6.0 到 Visual Basic.NET 的转换(2)
从 Visual Basic 6.0 到 Visual Basic.NET 的转换(3)

在ASP.NET中处理datetime的一些通用函数(VB)


出处:互联网   整理: 软晨网(RuanChen.com)   发布: 2009-10-29   浏览: 87 ::
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.AddDays(-5)
MyMonth = Month(MyDate)
return MyMonth
End Function

Returns just a formatted string
This method provides just formatting but
Very flexible with not a lot of code
Function Date17()
Dim MyDate as String
MyDate = Format(Now(), "yyyy")
return MyDate
End Function