Reinstate supplemental remarks (System.Xml)

snippets/csharp/System.Xml.Schema/XmlSchemaSet/Overview/xml/books.xsd

@@ -0,0 +1,32 @@
+<!--<snippet3>-->
+<xsd:schema xmlns:xsd="http://www.w3.org/2001/XMLSchema"
+    xmlns="urn:bookstore-schema"
+    elementFormDefault="qualified"
+    targetNamespace="urn:bookstore-schema">
+
+ <xsd:element name="bookstore" type="bookstoreType"/>
+
+ <xsd:complexType name="bookstoreType">
+  <xsd:sequence maxOccurs="unbounded">
+   <xsd:element name="book"  type="bookType"/>
+  </xsd:sequence>
+ </xsd:complexType>
+
+ <xsd:complexType name="bookType">
+  <xsd:sequence>
+   <xsd:element name="title" type="xsd:string"/>
+   <xsd:element name="author" type="authorName"/>
+   <xsd:element name="price"  type="xsd:decimal"/>
+  </xsd:sequence>
+  <xsd:attribute name="genre" type="xsd:string"/>
+ </xsd:complexType>
+
+ <xsd:complexType name="authorName">
+  <xsd:sequence>
+   <xsd:element name="first-name"  type="xsd:string"/>
+   <xsd:element name="last-name" type="xsd:string"/>
+  </xsd:sequence>
+ </xsd:complexType>
+
+</xsd:schema>
+<!--</snippet3>-->

snippets/csharp/System.Xml.Schema/XmlSchemaSet/Overview/xml/booksschemafail.xml

@@ -0,0 +1,26 @@
+<!--<snippet2>-->
+<?xml version='1.0'?>
+<bookstore xmlns="urn:bookstore-schema">
+  <book>
+    <author>
+      <first-name>Benjamin</first-name>
+      <last-name>Franklin</last-name>
+    </author>
+  </book>
+  <book genre="novel">
+    <title>The Confidence Man</title>
+    <author>
+      <first-name>Herman</first-name>
+      <last-name>Melville</last-name>
+    </author>
+    <price>11.99</price>
+  </book>
+  <book genre="philosophy">
+    <title>The Gorgias</title>
+    <author>
+      <name>Plato</name>
+    </author>
+    <price>9.99</price>
+  </book>
+</bookstore>
+<!--</snippet2>-->

snippets/csharp/System.Xml/XmlReader/Create/factory_rdr_cctor21.cs

@@ -0,0 +1,30 @@
+using System.Xml;
+
+public class Sample1
+{
+    public static void Main()
+    {
+        // <snippet1>
+        // Set the reader settings.
+        XmlReaderSettings settings = new XmlReaderSettings();
+        settings.IgnoreComments = true;
+        settings.IgnoreProcessingInstructions = true;
+        settings.IgnoreWhitespace = true;
+        // </snippet1>
+
+        //<snippet2>
+        // Create a resolver with default credentials.
+        XmlUrlResolver resolver = new XmlUrlResolver();
+        resolver.Credentials = System.Net.CredentialCache.DefaultCredentials;
+
+        // Set the reader settings object to use the resolver.
+        settings.XmlResolver = resolver;
+
+        // Create the XmlReader object.
+        XmlReader reader = XmlReader.Create("http://ServerName/data/books.xml", settings);
+        // </snippet2>
+
+        // Parse the file.
+        while (reader.Read()) ;
+    }
+}

snippets/csharp/System.Xml/XmlReader/Overview/xml/hireDate.xml

@@ -0,0 +1,7 @@
+<!--<snippet9>-->
+<employee xmlns="urn:empl-hire">
+    <ID>12365</ID>
+    <hire-date>2003-01-08</hire-date>
+    <title>Accountant</title>
+</employee>
+<!--</snippet9>-->

snippets/csharp/System.Xml/XmlReader/Overview/xml/hireDate.xsd

@@ -0,0 +1,14 @@
+<!--<snippet10>-->
+<?xml version="1.0"?>
+<xs:schema attributeFormDefault="unqualified" elementFormDefault="qualified" targetNamespace="urn:empl-hire" xmlns:xs="http://www.w3.org/2001/XMLSchema">
+  <xs:element name="employee">
+    <xs:complexType>
+      <xs:sequence>
+        <xs:element name="ID" type="xs:unsignedShort" />
+        <xs:element name="hire-date" type="xs:date" />
+        <xs:element name="title" type="xs:string" />
+      </xs:sequence>
+    </xs:complexType>
+  </xs:element>
+</xs:schema>
+<!--</snippet10>-->

snippets/visualbasic/System.Xml.Schema/XmlSchemaSet/Overview/project.vbproj

@@ -0,0 +1,9 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <OutputType>Library</OutputType>
+    <RootNamespace>vb</RootNamespace>
+    <TargetFramework>net10.0</TargetFramework>
+  </PropertyGroup>
+
+</Project>

snippets/visualbasic/System.Xml.Schema/XmlSchemaSet/Overview/validschemaset.vb

@@ -0,0 +1,46 @@
+' <Snippet1>
+Imports System.Xml
+Imports System.Xml.Schema
+Imports System.IO
+
+Public Module Sample 
+  Public Sub Main() 
+
+    ' Create the XmlSchemaSet class.
+    Dim sc as XmlSchemaSet = new XmlSchemaSet()
+
+    ' Add the schema to the collection.
+    sc.Add("urn:bookstore-schema", "books.xsd")
+
+    ' Set the validation settings.
+    Dim settings as XmlReaderSettings = new XmlReaderSettings()
+    settings.ValidationType = ValidationType.Schema
+    settings.Schemas = sc
+    AddHandler settings.ValidationEventHandler, AddressOf ValidationCallBack
+
+    ' Create the XmlReader object.
+    Dim reader as XmlReader = XmlReader.Create("booksSchemaFail.xml", settings)
+
+    ' Parse the file. 
+    While reader.Read()
+    End While
+
+  End Sub
+
+  ' Display any validation errors.
+  Private Sub ValidationCallBack(sender as object, e as ValidationEventArgs) 
+    Console.WriteLine($"Validation Error:{vbCrLf}   {e.Message}")
+    Console.WriteLine()
+  End Sub
+End Module
+' The example displays output like the following:
+'   Validation Error: 
+'        The element 'book' in namespace 'urn:bookstore-schema' has invalid child element 'author' 
+'        in namespace 'urn:bookstore-schema'. List of possible elements expected: 'title' in 
+'        namespace 'urn:bookstore-schema'.
+'
+'    Validation Error: 
+'       The element 'author' in namespace 'urn:bookstore-schema' has invalid child element 'name' 
+'       in namespace 'urn:bookstore-schema'. List of possible elements expected: 'first-name' in 
+'       namespace 'urn:bookstore-schema'.
+' </Snippet1>

snippets/visualbasic/System.Xml/XmlDocument/Overview/Non-WinForms/project.vbproj

@@ -0,0 +1,9 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <OutputType>Library</OutputType>
+    <RootNamespace>vb</RootNamespace>
+    <TargetFramework>net10.0</TargetFramework>
+  </PropertyGroup>
+
+</Project>

snippets/visualbasic/System.Xml/XmlDocument/Overview/Non-WinForms/source-element.vb

@@ -0,0 +1,19 @@
+' <Snippet1>
+Option Strict On
+Option Explicit On
+Imports System.Xml
+
+Public Class ElementSample
+    Public Shared Sub Main()
+        'Create the XmlDocument.
+        Dim doc As New XmlDocument()
+        doc.LoadXml("<?xml version='1.0' ?>" &
+                    "<book genre='novel' ISBN='1-861001-57-5'>" &
+                    "<title>Pride And Prejudice</title>" &
+                    "</book>")
+
+        'Display the document element.
+        Console.WriteLine(doc.DocumentElement.OuterXml)
+    End Sub
+End Class
+' </Snippet1>

snippets/visualbasic/System.Xml/XmlDocument/Overview/Non-WinForms/source-lastchild.vb

@@ -0,0 +1,21 @@
+' <Snippet1>
+Option Explicit On
+Option Strict On
+Imports System.Xml
+
+Public Class LastChildSample
+    Public Shared Sub Main()
+
+        Dim doc As New XmlDocument()
+        doc.LoadXml("<book ISBN='1-861001-57-5'>" &
+                    "<title>Pride And Prejudice</title>" &
+                    "<price>19.95</price>" &
+                    "</book>")
+
+        Dim root As XmlNode = doc.FirstChild
+
+        Console.WriteLine("Display the price element...")
+        Console.WriteLine(root.LastChild.OuterXml)
+    End Sub
+End Class
+' </Snippet1>

snippets/visualbasic/System.Xml/XmlDocument/Overview/Non-WinForms/source-nextsibling.vb

@@ -0,0 +1,20 @@
+' <Snippet1>
+Imports System.Xml
+
+Public Class NextSiblingSample
+    Public Shared Sub Main()
+
+        Dim doc As XmlDocument = New XmlDocument()
+        doc.Load("books.xml")
+
+        Dim currNode As XmlNode = doc.DocumentElement.FirstChild
+        Console.WriteLine("First book...")
+        Console.WriteLine(currNode.OuterXml)
+
+        Dim nextNode As XmlNode = currNode.NextSibling
+        Console.WriteLine(ControlChars.Lf + "Second book...")
+        Console.WriteLine(nextNode.OuterXml)
+
+    End Sub
+End Class
+' </Snippet1>

snippets/visualbasic/System.Xml/XmlDocument/Overview/Non-WinForms/source-tag.vb

@@ -0,0 +1,21 @@
+' <Snippet1>
+Option Explicit On
+Option Strict On
+Imports System.Xml
+
+Public Class TagSample
+
+    Public Shared Sub Main()
+        'Create the XmlDocument.
+        Dim doc As New XmlDocument()
+        doc.Load("books.xml")
+
+        'Display all the book titles.
+        Dim elemList As XmlNodeList = doc.GetElementsByTagName("title")
+        Dim i As Integer
+        For i = 0 To elemList.Count - 1
+            Console.WriteLine(elemList(i).InnerXml)
+        Next i
+    End Sub
+End Class
+' </Snippet1>

snippets/visualbasic/System.Xml/XmlDocument/Overview/Non-WinForms/source2.vb

@@ -0,0 +1,29 @@
+' <Snippet1>
+Option Strict
+Option Explicit
+
+Imports System.IO
+Imports System.Xml
+
+Public Class Sample
+
+    Public Shared Sub Main()
+
+        Dim doc As New XmlDocument()
+        doc.LoadXml("<book ISBN='1-861001-57-5'>" & _
+                    "<title>Pride And Prejudice</title>" & _
+                    "<price>19.95</price>" & _
+                    "</book>")
+
+        Dim root As XmlNode = doc.FirstChild
+
+        'Display the contents of the child nodes.
+        If root.HasChildNodes Then
+            Dim i As Integer
+            For i = 0 To root.ChildNodes.Count - 1
+                Console.WriteLine(root.ChildNodes(i).InnerText)
+            Next i
+        End If
+    End Sub
+End Class
+' </Snippet1>

snippets/visualbasic/System.Xml/XmlDocument/Overview/Non-WinForms/source5.vb

@@ -0,0 +1,18 @@
+' <Snippet1>
+Imports System.Xml
+
+Public Class Sample5
+    Public Shared Sub Main()
+        Dim doc As XmlDocument = New XmlDocument()
+        doc.Load("books.xml")
+
+        Dim lastNode As XmlNode = doc.DocumentElement.LastChild
+        Console.WriteLine("Last book...")
+        Console.WriteLine(lastNode.OuterXml)
+
+        Dim prevNode As XmlNode = lastNode.PreviousSibling
+        Console.WriteLine(ControlChars.Lf + "Previous book...")
+        Console.WriteLine(prevNode.OuterXml)
+    End Sub
+End Class
+' </Snippet1>

snippets/visualbasic/System.Xml/XmlDocument/Overview/WinForms/constants.vb

@@ -0,0 +1,17 @@
+Public Class Constants
+
+    Public Const positionTop As String = "Top"
+    Public Const positionBottom As String = "Bottom"
+    Public Const positionAbove As String = "Above selected item"
+    Public Const positionBelow As String = "Below selected item"
+    Public Const lengthOfNamespaceDeclaration As Integer = 37
+    Public Const booksFileName As String = "booksData.xml"
+    Public Const Title As String = "Title"
+    Public Const Genre As String = "Genre"
+    Public Const PubDate As String = "Publish Year"
+    Public Const Price As String = "Price"
+    Public Const ISBN As String = "ISBN"
+    Public Const Condition As String = "Condition"
+    Public Const Excludes As String = "Excludes"
+
+End Class

snippets/visualbasic/System.Xml/XmlDocument/Overview/WinForms/project.vbproj

@@ -0,0 +1,9 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <OutputType>WinExe</OutputType>
+    <TargetFramework>net10.0-windows</TargetFramework>
+    <UseWindowsForms>true</UseWindowsForms>
+  </PropertyGroup>
+
+</Project>

snippets/visualbasic/System.Xml/XmlDocument/Overview/WinForms/source.vb

@@ -0,0 +1,29 @@
+' <Snippet1>
+Imports System.IO
+Imports System.Xml
+
+public class Sample
+
+  public shared sub Main()
+
+    'Create the XmlDocument.
+    Dim doc as XmlDocument = new XmlDocument()
+    doc.Load("booksort.xml")
+
+    Dim book as XmlNode
+    Dim nodeList as XmlNodeList
+    Dim root as XmlNode = doc.DocumentElement
+
+    nodeList=root.SelectNodes("descendant::book[author/last-name='Austen']")
+
+    'Change the price on the books.
+    for each book in nodeList
+      book.LastChild.InnerText="15.95"
+    next
+
+    Console.WriteLine("Display the modified XML document....")
+    doc.Save(Console.Out)
+
+  end sub
+end class
+   ' </Snippet1>