(Visual Basic 6.0) XML Sort by Content

Demonstrates the SortByContent method.

The input XML, available at http://www.chilkatsoft.com/data/fruitSort2.xml, is this:

<root>
    <fruits>
        <apples>
            <apple>fuji</apple>
            <apple>gala</apple>
            <apple>granny smith</apple>
            <apple>honeycrisp</apple>
            <apple>mcintosh</apple>
        </apples>
        <fruit>banana</fruit>
        <fruit>blackberry</fruit>
        <fruit>blueberry</fruit>
        <fruit>orange</fruit>
        <fruit>pear</fruit>
    </fruits>
</root>

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Dim xml As New ChilkatXml
Dim xSortRoot As ChilkatXml

Dim success As Long
' The sample input XML is available at http://www.chilkatsoft.com/data/fruitSort2.xml
success = xml.LoadXmlFile("fruitSort2.xml")
If (success <> 1) Then
    Debug.Print xml.LastErrorText
    Exit Sub
End If

' Sort the direct children under the "fruits" node by tag:
Set xSortRoot = xml.FindChild("fruits")

' Sort in ascending order.
Dim bAscending As Long
bAscending = 1
xSortRoot.SortByContent bAscending

' Show the result:
Debug.Print xml.GetXml()

' Note:  The "apples" node contains child nodes, but its 
' text content is 0-length (empty).  Therefore, when sorting in
' ascending order, it will be positioned before the direct
' children containing non-empty content.

' <root>
'     <fruits>
'         <apples>
'             <apple>granny smith</apple>
'             <apple>gala</apple>
'             <apple>fuji</apple>
'             <apple>mcintosh</apple>
'             <apple>honeycrisp</apple>
'         </apples>
'         <fruit>banana</fruit>
'         <fruit>blackberry</fruit>
'         <fruit>blueberry</fruit>
'         <fruit>orange</fruit>
'         <fruit>pear</fruit>
'     </fruits>
' </root>

' Sort the direct children under the "apples" node:
success = xSortRoot.FindChild2("apples")

xSortRoot.SortByContent bAscending
Debug.Print xml.GetXml()

' <root>
'     <fruits>
'         <apples>
'             <apple>fuji</apple>
'             <apple>gala</apple>
'             <apple>granny smith</apple>
'             <apple>honeycrisp</apple>
'             <apple>mcintosh</apple>
'         </apples>
'         <fruit>banana</fruit>
'         <fruit>blackberry</fruit>
'         <fruit>blueberry</fruit>
'         <fruit>orange</fruit>
'         <fruit>pear</fruit>
'     </fruits>
' </root>