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VB.NET XmlDataDocument.CloneNode方法代码示例

本文整理汇总了VB.NET中System.Xml.XmlDataDocument.CloneNode方法的典型用法代码示例。如果您正苦于以下问题:VB.NET XmlDataDocument.CloneNode方法的具体用法?VB.NET XmlDataDocument.CloneNode怎么用?VB.NET XmlDataDocument.CloneNode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。


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示例1: Sample

' 导入命名空间
Imports System.Xml
Imports System.Data
Imports System.Data.SqlClient

public class Sample
 
  public shared sub Main()
   
    Dim dsNorthwind as DataSet = new DataSet()
 
    'Create the connection string.
    Dim sConnect as String           
    sConnect="Data Source=localhost;Integrated Security=SSPI;Initial Catalog=Northwind"     
          
    'Create a connection object to connect to the northwind db.
    Dim nwconnect as SqlConnection
    nwconnect = new SqlConnection(sConnect)
 
    'Create a command string to select all the customers in the WA region.
    Dim sCommand as String = "Select * from Customers where Region='WA'"
 
    'Create an Adapter to load the DataSet.
    Dim myDataAdapter as SqlDataAdapter
    myDataAdapter = new SqlDataAdapter(sCommand, nwconnect)
 
    'Fill the DataSet with the selected records.
    myDataAdapter.Fill(dsNorthwind, "Customers")
 
    'Load the document with the DataSet.
    Dim doc as XmlDataDocument = new XmlDataDocument(dsNorthwind)  
 
    'Create a shallow clone of the XmlDataDocument. Note that although
    'none of the child nodes were copied over, the cloned node does
    'have the schema information.
    Dim clone as XmlDataDocument
    clone = CType (doc.CloneNode(false), XmlDataDocument) 
    Console.WriteLine("Child count: {0}", clone.ChildNodes.Count)
    Console.WriteLine(clone.DataSet.GetXmlSchema())
 
  end sub
end class
开发者ID:VB.NET开发者,项目名称:System.Xml,代码行数:42,代码来源:XmlDataDocument.CloneNode


注:本文中的System.Xml.XmlDataDocument.CloneNode方法示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。