本文整理匯總了VB.NET中System.Data.Common.DataColumnMappingCollection.Contains方法的典型用法代碼示例。如果您正苦於以下問題:VB.NET DataColumnMappingCollection.Contains方法的具體用法?VB.NET DataColumnMappingCollection.Contains怎麽用?VB.NET DataColumnMappingCollection.Contains使用的例子?那麽, 這裏精選的方法代碼示例或許可以為您提供幫助。您也可以進一步了解該方法所在類System.Data.Common.DataColumnMappingCollection
的用法示例。
在下文中一共展示了DataColumnMappingCollection.Contains方法的2個代碼示例,這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚,您的評價將有助於係統推薦出更棒的VB.NET代碼示例。
示例1: ChangedMyMind
Public Sub ChangedMyMind()
' ...
' create mappings and mapping
' ...
If mappings.Contains(CType(mapping, Object)) Then
mappings.Remove(CType(mapping, Object))
Else
mappings.Add(CType(mapping, Object))
Console.WriteLine("Index of new mapping: " & _
mappings.IndexOf(CType(mapping, Object)).ToString())
End If
End Sub
示例2: FindDataColumnMapping
Public Sub FindDataColumnMapping()
' ...
' create columnMappings
' ...
If Not columnMappings.Contains("Description") Then
Console.WriteLine("Error: no such table in collection.")
Else
Console.WriteLine("Name: {0}", _
columnMappings("Description").ToString())
Console.WriteLine("Index: {0}", _
columnMappings.IndexOf("Description").ToString())
End If
End Sub