Diagramming the Tree Structure of an XML Document

1
Diagramming the Tree Structure of an XML Document

• Adapted from MSDN DevSeries Web 105-
  Introduction to XML

2
XML Data Model

• XML is represented by a tree structure
• nodes of the tree contain the data

Nodes or Element
Text
Text
Text
Text
3
Customer Orders XML Example

• ltcustomer_listgt lt!-- customer list --gt
  ltcustomer id345gt ltnamegt
  ltfirstgtJanelt/firstgt ltlastgtDoelt/lastgt
  lt/namegt ltordersgt ltorder
  date07/16/98/gt ltorder date07/23/98/gt
  lt/ordersgt lt/customergt ltcustomer id120gt
  
• lt/customer_list gt

4
Customer Orders Tree Structure
root
Comment customer list
customer
customer
id
id
345
120
name
orders
last
first
order
order
date
date
Jane
Doe
07/16/98
07/23/98