Use of XML
1) XML can Separate Data from HTML
i) Store data in separate XML files
ii) Using HTML for layout and display
iii) Using Data Islands
iv) Data Islands can be bound to HTML elements
Benefits: Changes in the underlying data will not require any changes to your HTML
2) XML is used to Exchange Data
i) Text format
ii) Software-independent, hardware-independent
iii) Exchange data between incompatible systems, given that they agree on the same tag definition.
iv) Can be read by many different types of applications
Benefits:
i) Reduce the complexity of interpreting data
ii) Easier to expand and upgrade a system
3) XML can be used to Store Data
i) Plain text file
ii) Store data in files or databases
iii) Application can be written to store and retrieve information from the store
iv) Other clients and applications can access your XML files as data sources
Benefit: Accessible to more applications
