Delボタン
Protected Sub Delt_Click(ByVal sender As Object, ByVal e As EventArgs) Handles Del.Click
Dim obj As Button
obj = CType(sender, Button) ' Object型からButton型にする
Dim password As String
password = Request("password" & obj.Text)
Dim nodes As XmlNodeList
nodes = xmlDoc.SelectNodes("//node[id=" & obj.Text & "]")
For Each node As XmlNode In nodes
For Each member As XmlNode In node.ChildNodes
Select Case member.Name '.Name タグの名前
Case "name"
'Name.Text = member.InnerText
Case "subject"
'Subject.Text = member.InnerText
Case "body"
'Body.Text = member.InnerText
Case "password"
If password <> member.InnerText Then
Return
End If
End Select
Next
xmlRoot.RemoveChild(node)
Next
'保存
xmlDoc.Save(xmlFilePath)
End Sub