в 16:40, 26 мая 2010

2010-05-26T16:40:06Z

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2010-05-26T12:42:32Z

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==If ElseIf Else End If Demo==

<source lang="vbnet">
Imports System
Public Class MainClass
Shared Sub Main()
"Declare and set a variable
Dim intNumber As Integer = 27
If intNumber = 1000 Then
System.Console.WriteLine(""intNumber" is, indeed, 1000!")
ElseIf intNumber = 27 Then
System.Console.WriteLine(""intNumber" is 27!")
Else
System.Console.WriteLine(""intNumber" is not 1000!")
End If
End Sub
End Class

</source>

==If Then Else Demo==

<source lang="vbnet">
Imports System
Public Class MainClass
Shared Sub Main()
"Declare variables
Dim strName1 As String, strName2 As String
"Get the names
strName1 = "Sydney"
strName2 = "Vancouver"
"Is one of the names Sydney?
If strName1 = "Sydney" Or strName2 = "Sydney" Then
System.Console.WriteLine("One of the names is Sydney.")
Else
System.Console.WriteLine("Neither of the names is Sydney.")
End If
End Sub
End Class

</source>

==If then else if==

<source lang="vbnet">
Imports System
public class MainClass
Shared Sub Main()

Dim valueOne As Integer = 10
Dim valueTwo As Integer = 20
Dim valueThree As Integer = 30
If valueOne > valueTwo Then
Console.WriteLine( _
"ValueOne: {0} larger than ValueTwo: {1}", valueOne, valueTwo)
Else
Console.WriteLine( _
"Nope, ValueOne: {0} is NOT larger than valueTwo: {1}", _
valueOne, valueTwo)
End If
End Sub
End Class

</source>

==If with Else ==

<source lang="vbnet">
Imports System
Public Class MainClass
Shared Sub Main(ByVal args As String())
Dim valueOne As Integer = 10
Dim valueTwo As Integer = 20
Dim valueThree As Integer = 30
If valueOne > valueTwo Then
Console.WriteLine("ValueOne: {0} larger than ValueTwo: {1}", valueOne, valueTwo)
Else
Console.WriteLine("Nope, ValueOne: {0} is NOT larger than valueTwo: {1}", valueOne, valueTwo)
End If
End Sub

End Class

</source>

==Nested If==

<source lang="vbnet">
Imports System
public class MainClass
Shared Sub Main()
Dim temp As Integer = 32
If temp <= 32 Then
Console.WriteLine("temp <= 32")
If temp = 32 Then
Console.WriteLine("temp = 32")
Else
Console.WriteLine("Temp: {0}", temp)
End If
End If
End Sub
End Class

</source>

==Simple If Then==

<source lang="vbnet">
Imports System
Public Class MainClass
Shared Sub Main()
Dim intNumber As Integer = 27
If intNumber = 27 Then
System.Console.WriteLine(""intNumber" is, indeed, 27!")
End If
End Sub
End Class

</source>

==Use function in if statement==

<source lang="vbnet">
Imports System
public class MainClass
Shared Sub Main()
Dim x As Integer = 7
If IsSmaller(x, 8) OrElse IsBigger(x, 12) Then
Console.WriteLine("x < 8 OrElse x > 12")
Else
Console.WriteLine("Not True that x < 8 OrElse x > 12")
End If

End Sub
Shared Function IsBigger(ByVal firstVal As Integer,ByVal secondVal As Integer) _
As Boolean
If firstVal > secondVal Then
Return True
Else
Return False
End If
End Function
Shared Function IsSmaller(ByVal firstVal As Integer,ByVal secondVal As Integer) _
As Boolean
If firstVal < secondVal Then
Return True
Else
Return False
End If
End Function
End Class

</source>

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VB.Net/Language Basics/If - История изменений

в 16:40, 26 мая 2010

Admin: 1 версия