实例演练ASP+XML编程

Private m_strError '' 出错信息

'' 类初始化
Private Sub Class_Initialize()
　m_strError = ""
　m_intId = -1
End Sub

'' 类释放
Private Sub Class_Terminate()
　m_strError = ""
End Sub

''-----读写各个属性---------------------------

Public Property Get Id
　Id = m_intId
End Property

Public Property Let Id(intId)
　m_intId = intId
End Property

Public Property Get Name
Name = m_strName
End Property

Public Property Let Name(strName)
　m_strName = strName
End Property

Public Property Get Nick
　Nick = m_strNick
End Property

Public Property Let Nick(strNick)
　m_strNick = strNick
End Property

Public Property Get Mobile
　Mobile = m_strMobile
End Property

Public Property Let Mobile(strMobile)
　m_strMobile = strMobile
End Property

Public Property Get Tel
　Tel = m_strTel
End Property

Public Property Let Tel(strTel)
　m_strTel = strTel
End Property

Public Property Get Email
　Email = m_strEmail
End Property

Public Property Let Email(strEmail)
　m_strEmail = strEmail
End Property

Public Property Get QQ
　QQ = m_strQQ
End Property

Public Property Let QQ(strQQ)
　m_strQQ = strQQ
End Property

Public Property Get Company
　Company = m_strCompany
End Property

Public Property Let Company(strCompany)
　m_strCompany = strCompany
End Property

''-----------------------------------------------

'' 获取错误信息
Public Function GetLastError()
　GetLastError = m_strError
End Function

'' 私有方法，添加错误信息
Private Sub AddErr(strEcho)
　m_strError = m_strError + "<Div CLASS=""alert"">" & strEcho & "</Div>"
End Sub

'' 清除错误信息
Public Function ClearError()
　m_strError = ""
End Function

'' 从Xml中读取指定节点的数据，并填充各个属性
'' 需要首先设置Id
Public Function GetInfoFromXml(objXmlDoc)
　Dim objNodeList
　Dim I

　ClearError

　If objXmlDoc Is Nothing Then
　　GetInfoFromXml = False
　　AddErr "Dom对象为空值"
　　Exit Function
　End If

　If CStr(m_intId) = "-1" Then
　　GetInfoFromXml = False
　　AddErr "未正确设置联系人对象的ID属性"
　　Exit Function
　Else
　　I = m_intId - 1 '' 要读取得节点位置
　End If

　'' 选择并读取节点信息，赋予各个属性
　Set objNodeList = objXmlDoc.getElementsByTagName("Person")
　If objNodeList.length - m_intId >= 0 Then
　　On Error Resume Next
　　m_strName = objNodeList(I).selectSingleNode("Name").Text
　　m_strNick = objNodeList(I).selectSingleNode("Nick").Text
　　m_strMobile = objNodeList(I).selectSingleNode("Mobile").Text
　　m_strTel = objNodeList(I).selectSingleNode("Tel").Text
　　m_strEmail = objNodeList(I).selectSingleNode("Email").Text
　　m_strQQ = objNodeList(I).selectSingleNode("QQ").Text
　　m_strCompany = objNodeList(I).selectSingleNode("Company").Text
　　GetInfoFromXml = True
　Else
　　GetInfoFromXml = False
　　AddErr "获取联系信息发生错误"
　　Set objNodeList = Nothing
　　Exit Function
　End If
　Set objNodeList = Nothing
End Function

'' 添加信息到XML文件中
'' 需要首先设置好要填充的属性
Public Function AddToXml(objXmlDo