OleDbEnumerator.GetElements 方法

public:
 System::Data::DataTable ^ GetElements();

[System.Diagnostics.CodeAnalysis.RequiresDynamicCode("OleDbConnection is not AOT-compatible.")]
public System.Data.DataTable GetElements();

public System.Data.DataTable GetElements();

[<System.Diagnostics.CodeAnalysis.RequiresDynamicCode("OleDbConnection is not AOT-compatible.")>]
member this.GetElements : unit -> System.Data.DataTable

member this.GetElements : unit -> System.Data.DataTable

Public Function GetElements () As DataTable

返回

包含有关可见 OLE DB 提供程序的信息的 A DataTable 。

属性

RequiresDynamicCodeAttribute

例外

示例

以下控制台应用程序检索有关所有可见的 OLE DB 提供程序的信息，并在控制台窗口中显示信息。

Imports System.Data  
Imports System.Data.OleDb  

Module Module1  

Sub Main()  
  Dim enumerator As New OleDbEnumerator  
  Dim table As System.Data.DataTable = enumerator.GetElements()  

  DisplayData(table)  

   Console.WriteLine("Press any key to continue.")  
   Console.ReadKey()  
 End Sub  

 Private Sub DisplayData(ByVal table As DataTable)  
   For Each row As DataRow In table.Rows  
     For Each col As DataColumn In table.Columns  
       Console.WriteLine("{0} = {1}", col.ColumnName, row(col))  
     Next  
     Console.WriteLine("==================================")  
   Next  
 End Sub  
End Module  

using System;  
using System.Data;  
using System.Data.OleDb;  

class Program  
{  
 static void Main()  
 {  
   OleDbEnumerator enumerator = new OleDbEnumerator();  
   DataTable table = enumerator.GetElements();  

   DisplayData(table);  

   Console.WriteLine("Press any key to continue.");  
   Console.ReadKey();  
 }  

 static void DisplayData(DataTable table)  
 {  
   foreach (DataRow row in table.Rows)  
   {  
     foreach (DataColumn col in table.Columns)  
     {  
       Console.WriteLine("{0} = {1}", col.ColumnName, row[col]);  
     }  
     Console.WriteLine("==================================");  
   }  
 }  
}  

注解

此方法返回的表包含以下列，所有这些列都包含字符串：