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VB.Net Tutorial/Development/DirectCast - История изменений
2026-04-05T07:44:09Z
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в 16:40, 26 мая 2010
2010-05-26T16:40:30Z
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Admin: 1 версия
2010-05-26T12:53:36Z
<p>1 версия</p>
<p><b>Новая страница</b></p><div>==DirectCast==<br />
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<br />
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<source lang="vbnet">public class Test<br />
public Shared Sub Main<br />
Dim numberOfTimes As Object<br />
numberOfTimes = 12<br />
If TypeOf numberOfTimes Is Integer Then<br />
Dim repeatCount As Integer<br />
repeatCount = _<br />
DirectCast(numberOfTimes, Integer)<br />
For idx As Integer = 1 To repeatCount<br />
Console.WriteLine("Duncanma")<br />
Next<br />
End If<br />
End Sub<br />
End class</source><br />
<pre class=codeResult>Duncanma<br />
Duncanma<br />
Duncanma<br />
Duncanma<br />
Duncanma<br />
Duncanma<br />
Duncanma<br />
Duncanma<br />
Duncanma<br />
Duncanma<br />
Duncanma<br />
Duncanma</pre><br />
<br />
==DirectCast from Integer to MsgBoxResult==<br />
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<br />
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<source lang="vbnet">Option Strict On<br />
Public Module TestDirectCast<br />
Public Sub Main<br />
Dim choice As Integer = MsgBox("Continue?", MsgBoxStyle.YesNo)<br />
Dim result As MsgBoxResult = DirectCast(choice, MsgBoxResult)<br />
Console.WriteLine(result.ToString)<br />
End Sub<br />
End Module</source><br />
<pre class=codeResult>No</pre></div>
Admin