Event-Based Vs Tree-Based Parsers
Event-Based Vs Tree-Based Parsers
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| Event Based Parser | Tree Based Parser |
|---|---|
| An event-based API reports parsing events (such as the start and end of elements) directly to the application through callbacks. |
These map an XML document into an internal tree structure, and then allow an application to navigate that tree. |
|
The application implements handlers to deal with the different events. |
Tree based parser is an Ideal for browsers, editors, XSL processors. |
| Used for large documents. | Used for small documents. |
| More complex and give hard time for the programmer. | Easier to implement. |
| Example for Event based parser - SAX Model . | Example for tree based parser- DOM Model . |
| Less Expensive because it doesn't create data structures for entire documents. |
More Expensive because of random access of document element |
Read Also
SAX ParserStructural differnece between tree and event based parser
Learn XML - XML tutorial - Structural difference between tree and event based parser - XML examples - XML programs