当前位置: 首页 > 图文教程 > 网络编程 > ASP.NET > asp.net 操作XML 按指定格式写入XML数据 WriteXml

ASP.NET
用ASP.NET加密Cookie数据
用ASP.NET开发Web服务的五则技巧
ASP.NET数据库缓存依赖
ASP.Net开发者常见Datagrid错误
asp.net 2.0多语言网站解决方案
在ASP.NET中值得注意的两个地方
用.net静态变量取代Application 速度更快
ASP.NET图象处理详解(1)
ASP.NET图象处理详解(2)
使用JScript.NET创建asp.net页面
ASP.NET中水晶报表的使用
数据库连接字在Web.config里的用法
浅谈在ASP.NET中数据有效性校验的方法
ASPX页Web服务调用性能优化
从 PHP 迁移到 ASP.NET
ASP.NET中编程杀死进程
ASP.NET保持用户状态的九种选择(上)
ASP.NET保持用户状态的九种选择(下)
使用更精简的代码保证ASP.NET应用程序的安全
为ASP.NET应用缓存Oracle数据

ASP.NET 中的 asp.net 操作XML 按指定格式写入XML数据 WriteXml


出处:互联网   整理: 软晨网(RuanChen.com)   发布: 2009-09-13   浏览: 89 ::
收藏到网摘: n/a

从SQL下载数据到本地为XML文件

复制代码 代码如下:

Private Sub WriteXml()
Try
Create(strFName, "NewDataSet")
SaveXMLFile("gg", "NewDataSet", True)
Catch ex As Exception
MsgBox(ex.Message)
End Try
End Sub
Private Function Create(ByVal FileName As String, ByVal Root As String) As Boolean
Dim NewXML As XmlTextWriter = Nothing
Irowcount = objDataSet.Tables("DataAnalyseVIEW").Rows.Count
Icolcount = objDataSet.Tables("DataAnalyseVIEW").Columns.Count
Try
NewXML = New XmlTextWriter(FileName, Nothing)
NewXML.Formatting = Formatting.Indented
NewXML.WriteStartDocument()
NewXML.WriteComment(My.Application.Info.AssemblyName & " Settings ") '项目名称
NewXML.WriteStartElement(Root)
NewXML.WriteStartElement(objDataSet.Tables("DataAnalyseVIEW").TableName.ToString())
NewXML.WriteStartElement(objDataSet.Tables("DataAnalyseVIEW").Columns(2).ColumnName().ToString())
NewXML.WriteString(objDataSet.Tables("SerialNumberTable").Rows(txtN)("SerialNumber").ToString())
NewXML.WriteEndElement()
NewXML.WriteStartElement(objDataSet.Tables("DataAnalyseVIEW").Columns(3).ColumnName().ToString())
NewXML.WriteString(objDataSet.Tables("DataAnalyseVIEW").Rows(0)("Client").ToString())
NewXML.WriteEndElement()
NewXML.WriteStartElement(objDataSet.Tables("DataAnalyseVIEW").Columns(5).ColumnName().ToString())
NewXML.WriteString(objDataSet.Tables("DataAnalyseVIEW").Rows(0)("Productor").ToString())
NewXML.WriteEndElement()
NewXML.WriteStartElement(objDataSet.Tables("DataAnalyseVIEW").Columns(6).ColumnName().ToString())
NewXML.WriteString(objDataSet.Tables("DataAnalyseVIEW").Rows(0)("Model").ToString())
NewXML.WriteEndElement()
NewXML.WriteStartElement(objDataSet.Tables("DataAnalyseVIEW").Columns(4).ColumnName().ToString())
NewXML.WriteString(objDataSet.Tables("DataAnalyseVIEW").Rows(0)("StationName").ToString())
NewXML.WriteEndElement()
NewXML.WriteStartElement(objDataSet.Tables("DataAnalyseVIEW").Columns(7).ColumnName().ToString())
NewXML.WriteString(objDataSet.Tables("DataAnalyseVIEW").Rows(0)("DataTime").ToString())
NewXML.WriteEndElement()
NewXML.WriteStartElement(objDataSet.Tables("DataAnalyseVIEW").Columns(8).ColumnName().ToString())
NewXML.WriteString(objDataSet.Tables("DataAnalyseVIEW").Rows(0)("status").ToString())
NewXML.WriteEndElement()
NewXML.WriteEndElement()
Progressbar1.Step = 1
Progressbar1.Value = 1
Progressbar1.Visible = True
For Irow = 0 To Irowcount - 1
Progress(Irowcount - 1)
NewXML.WriteStartElement(objDataSet.Tables("DataAnalyseVIEW").TableName.ToString())
For Icol = 0 To Icolcount - 1
If Icol < 2 Or Icol > 7 Then
NewXML.WriteStartElement(objDataSet.Tables("DataAnalyseVIEW").Columns(Icol).ColumnName().ToString)
NewXML.WriteString(objDataSet.Tables("DataAnalyseVIEW").Rows(Irow)(Icol).ToString())
NewXML.WriteEndElement()
End If
Next
NewXML.WriteEndElement()
Next
NewXML.WriteEndElement()
NewXML.WriteEndElement()
NewXML.Flush()
NewXML.Close()
Catch ex As Exception
Debug.Print("Create - " & ex.Message)
Return False
Finally
If NewXML IsNot Nothing Then
NewXML.Close()
NewXML = Nothing
End If
End Try
Return True
End Function
Private Function SaveXMLFile(ByVal aSection As String, ByVal aKey As String, ByVal aValue As String) As Boolean
Dim Paths() As String
Dim n As Integer
Dim Node, Node2 As XmlNode
Dim Ele As XmlElement
While Strings.Left(aSection, 1) = "/ "
aSection = Strings.Mid(aSection, 2)
End While
If aSection = " " Then
xmlDoc.DocumentElement.RemoveAll()
Else
Paths = Strings.Split(aSection, "/ ")
Try
Node = xmlDoc.DocumentElement.SelectSingleNode(Paths(n))
If Node Is Nothing Then
Ele = xmlDoc.CreateElement(Paths(n))
Node = xmlDoc.DocumentElement.AppendChild(Ele)
End If
For n = 1 To Paths.Length - 1
If Paths(n) = " " Then Continue For
Node2 = Node.SelectSingleNode(Paths(n))
If Node2 Is Nothing Then
Ele = xmlDoc.CreateElement(Paths(n))
Node2 = Node.AppendChild(Ele)
End If
Node = Node2
Next
If aKey = " " Then
Node.RemoveAll()
Else
Ele = Node.Item(aKey)
If Ele Is Nothing Then
Ele = xmlDoc.CreateElement(aKey)
Node.AppendChild(Ele)
End If
If aValue = " " Then
Node.RemoveChild(Ele)
Else
Ele.InnerText = aValue
End If
End If
Catch ex As Exception
Debug.Print(ex.Message)
Return False
End Try
End If
xmlDoc.Save(strFileName)
End Function