VB.Net/Development/Date Format
Содержание
Assign Date value in format: #AM#
Imports System
Public Class MainClass
Shared Sub Main()
Dim dteData As Date
dteData = #5/5/1967 6:41:00 AM#
"Display the date and time
System.Console.WriteLine(dteData.ToLongDateString & " " & _
dteData.ToLongTimeString)
End Sub
End Class
DateTime Format French
Imports System
Imports System.Globalization
Imports System.Threading
Module Module1
Sub Main()
Dim MyCulture As CultureInfo = New CultureInfo("fr-FR")
Dim MyDate As DateTime = Now()
Dim dtf As DateTimeFormatInfo
Thread.CurrentThread.CurrentCulture = MyCulture
Console.WriteLine(MyDate.ToLongDateString())
Console.WriteLine(MyDate.ToLongTimeString())
Console.WriteLine(MyDate.ToShortDateString())
Console.WriteLine(MyDate.ToShortTimeString())
dtf = MyCulture.DateTimeFormat
dtf.DateSeparator = "\"
dtf.TimeSeparator = "&"
Console.WriteLine(MyDate.ToLongDateString())
Console.WriteLine(MyDate.ToLongTimeString())
Console.WriteLine(MyDate.ToShortDateString())
Console.WriteLine(MyDate.ToShortTimeString())
End Sub
End Module
Different Date in dddd and MMMM
Imports System
Public Class MainClass
Shared Sub Main()
Dim dteData As Date
"Get the current date and time
dteData = Now
System.Console.WriteLine("Weekday name: " & dteData.ToString("dddd"))
System.Console.WriteLine("Month name: " & dteData.ToString("MMMM"))
End Sub
End Class
Is input value a Date
Public Class MainClass
Public Shared Sub Main()
System.Console.WriteLine(IsDate("your input"))
End Sub
Public Shared Function IsDate(ByVal DateIn As String) As Boolean
Dim datDateTime As DateTime
Dim blnIsDate As Boolean = True
Try
datDateTime = DateTime.Parse(DateIn)
Catch e As FormatException
blnIsDate = False
End Try
Return blnIsDate
End Function
End Class
Output time in format: "h:mm:ss tt"
Imports System
Imports System.Data
Imports System.Windows.Forms
Imports System.Drawing
Imports System.Diagnostics
Imports System.Drawing.Printing
Imports System.ruponentModel
Public Class MainClass
Shared Sub Main()
Console.WriteLine(Now.ToString("h:mm:ss tt"))
End Sub
End Class
Show Date in different format
Imports System
Public Class MainClass
Shared Sub Main()
Dim dteData As Date
"Get the current date and time
dteData = Now
"Display the results
System.Console.WriteLine(dteData)
"Display dates
System.Console.WriteLine(dteData.ToLongDateString)
System.Console.WriteLine(dteData.ToShortDateString)
"Display times
System.Console.WriteLine(dteData.ToLongTimeString)
System.Console.WriteLine(dteData.ToShortTimeString)
End Sub
End Class
To Long Date, Long Time and Universal Time
Imports System.IO
Module Module1
Sub Main()
Dim Dt As DateTime = Now()
Console.WriteLine("Long date: " & Dt.ToLongDateString)
Console.WriteLine("Short date: " & Dt.ToShortDateString)
Console.WriteLine("Long time: " & Dt.ToLongTimeString)
Console.WriteLine("Short time: " & Dt.ToShortTimeString)
Console.WriteLine("Universal time: " & Dt.ToUniversalTime)
End Sub
End Module