VB.Net by API/System.Xml/XmlElement — различия между версиями

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м (1 версия)
 
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Версия 16:40, 26 мая 2010

XmlElement.ChildNodes

  
public class Test
   public Shared Sub Main
        Dim myDoc As New Xml.XmlDocument
        myDoc.Load("test.xml")
        Dim chpts As Xml.XmlNodeList = myDoc.SelectNodes("/book/chapters/chapter")
        For Each nd As Xml.XmlNode In chpts
            Console.WriteLine(nd.Attributes("id").Value)
        Next

        Dim book As Xml.XmlElement
        book = myDoc.Item("book")
        Console.WriteLine("ISBN: " & book.Attributes("isbn").Value)
        Dim title As Xml.XmlElement
        title = book.Item("title")
        Console.WriteLine(title.InnerText)
        Console.WriteLine("Authors:")
        Dim authors As Xml.XmlElement
        authors = book.Item("authors")
        For Each node As Xml.XmlNode In authors.ChildNodes
            If node.Name = "author" Then
                Console.WriteLine(node.InnerText)
            End If
        Next
        Dim chapters As Xml.XmlElement
        chapters = book.Item("chapters")
        For Each node As Xml.XmlNode In chapters.ChildNodes
            If node.Name = "chapter" Then
                Console.WriteLine(node.Attributes("id").Value)
                Console.WriteLine(node.Attributes("topic").Value)
            End If
        Next
   End Sub
End class


XmlElement.InnerText

  
public class Test
   public Shared Sub Main
        Dim myDoc As New Xml.XmlDocument
        myDoc.Load("test.xml")
        Dim chpts As Xml.XmlNodeList = myDoc.SelectNodes("/book/chapters/chapter")
        For Each nd As Xml.XmlNode In chpts
            Console.WriteLine(nd.Attributes("id").Value)
        Next

        Dim book As Xml.XmlElement
        book = myDoc.Item("book")
        Console.WriteLine("ISBN: " & book.Attributes("isbn").Value)
        Dim title As Xml.XmlElement
        title = book.Item("title")
        Console.WriteLine(title.InnerText)
        Console.WriteLine("Authors:")
        Dim authors As Xml.XmlElement
        authors = book.Item("authors")
        For Each node As Xml.XmlNode In authors.ChildNodes
            If node.Name = "author" Then
                Console.WriteLine(node.InnerText)
            End If
        Next
        Dim chapters As Xml.XmlElement
        chapters = book.Item("chapters")
        For Each node As Xml.XmlNode In chapters.ChildNodes
            If node.Name = "chapter" Then
                Console.WriteLine(node.Attributes("id").Value)
                Console.WriteLine(node.Attributes("topic").Value)
            End If
        Next
   End Sub
End class


XmlElement.Item

  
public class Test
   public Shared Sub Main
        Dim myDoc As New Xml.XmlDocument
        myDoc.Load("test.xml")
        Dim chpts As Xml.XmlNodeList = myDoc.SelectNodes("/book/chapters/chapter")
        For Each nd As Xml.XmlNode In chpts
            Console.WriteLine(nd.Attributes("id").Value)
        Next

        Dim book As Xml.XmlElement
        book = myDoc.Item("book")
        Console.WriteLine("ISBN: " & book.Attributes("isbn").Value)
        Dim title As Xml.XmlElement
        title = book.Item("title")
        Console.WriteLine(title.InnerText)
        Console.WriteLine("Authors:")
        Dim authors As Xml.XmlElement
        authors = book.Item("authors")
        For Each node As Xml.XmlNode In authors.ChildNodes
            If node.Name = "author" Then
                Console.WriteLine(node.InnerText)
            End If
        Next
        Dim chapters As Xml.XmlElement
        chapters = book.Item("chapters")
        For Each node As Xml.XmlNode In chapters.ChildNodes
            If node.Name = "chapter" Then
                Console.WriteLine(node.Attributes("id").Value)
                Console.WriteLine(node.Attributes("topic").Value)
            End If
        Next
   End Sub
End class