本文整理汇总了VB.NET中System.Nullable<T>.ToString方法的典型用法代码示例。如果您正苦于以下问题：VB.NET Nullable<T>.ToString方法的具体用法？VB.NET Nullable<T>.ToString怎么用？VB.NET Nullable<T>.ToString使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类System.Nullable<T>的用法示例。
在下文中一共展示了Nullable<T>.ToString方法的1个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的VB.NET代码示例。
示例1: Sample
' This code example demonstrates the
' Nullable<T>.ToString method.
Class Sample
Public Shared Sub Main()
Dim nullableDate As Nullable(Of DateTime)
' Display the current date and time.
nullableDate = DateTime.Now
Display("1)", nullableDate)
' Assign null (Nothing in Visual Basic) to nullableDate, then
' display its value.
nullableDate = Nothing
Display("2)", nullableDate)
End Sub
' Display the text representation of a nullable DateTime.
Public Shared Sub Display(ByVal title As String, _
ByVal dspDT As Nullable(Of DateTime))
Dim msg As String = dspDT.ToString()
Console.Write("{0} ", title)
If String.IsNullOrEmpty(msg) Then
Console.WriteLine("The nullable DateTime has no defined value.")
Else
Console.WriteLine("The current date and time is {0}.", msg)
End If
End Sub
End Class输出：
1) The current date and time is 4/19/2005 8:28:14 PM. 2) The nullable DateTime has no defined value.