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
关于数据绑定在Web页面呈现效果的一点小技巧
菜鸟模仿duwamish开发时常见的错误
基于.net的快速开发思想
ASP.Net实现将Word转换PDF格式
用ASP.NET建立一个在线RSS新闻聚合器
ASP.NET图象处理详解
名称地址(Namespace)
Win中Net命令的另类用法
浅析.Net下的多线程编程
构造.NET环境下的网页下载器 (1)
构造.NET环境下的网页下载器 (2)
ASP.NET编程中的十大技巧(上)
ASP.NET编程中的十大技巧(下)
C# 3.0语言详解之基本的语言增强
Windows.NET Server: XML Web 服务
ASP.Net中程序构架与程序代码的分离
.NET 数据访问架构指南
用Visual C#打造多页面网页浏览器
.NET 2.0 基础类库中的范型:范型集合
.NETCompactFramework的使用技巧

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: 184 ::
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