Mega Code Archive
XElement Load (String, LoadOptions) loads an XElement from a file
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Imports System
Imports System.Xml
Imports System.Xml.XPath
Public Class MainClass
Public Shared Sub Main()
Dim xmlTree1 As XElement = XElement.Parse("<Root> <Child> </Child> </Root>", LoadOptions.PreserveWhitespace)
xmlTree1.Save("Tree.xml")
Console.WriteLine(xmlTree1)
Dim whiteSpaceNodes As Integer
Dim xmlTree2 As XElement = XElement.Load("Tree.xml", LoadOptions.None)
whiteSpaceNodes = xmlTree2 _
.DescendantNodesAndSelf() _
.OfType(Of XText)() _
.Where(Function(ByVal tNode As XNode) tNode.ToString().Trim().Length = 0) _
.Count()
Console.WriteLine("Count of white space nodes (not preserving whitespace): {0}", whiteSpaceNodes)
Dim xmlTree3 As XElement = XElement.Load("Tree.xml", LoadOptions.PreserveWhitespace)
whiteSpaceNodes = xmlTree3 _
.DescendantNodesAndSelf() _
.OfType(Of XText)() _
.Where(Function(ByVal tNode As XNode) tNode.ToString().Trim().Length = 0) _
.Count()
Console.WriteLine("Count of white space nodes (preserving whitespace): {0}", whiteSpaceNodes)
End Sub
End Class
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