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Web Technology: Theory and Practice by M. Srinivasan

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4.18 OVERALL OBSERVATIONS ABOUT DOM

DOM is one of the most complicated models, unfortunately, makes it difficult to program a browser. JavaScript has to handle the intricacies of the DOM API accordingly and consequently gets an unfavorable tag. An added effect, rather negative, is that it slows down the processing. Most of the time is spent in the DOM interface as compared to the other parts, but overall it will appear that JavaScript is slow. Despite its odds, it is an interesting API. In fact, its complexity is the genesis for modern frameworks and AJAX libraries. These do a lot to simplify the API. YUI from Yahoo is one of them.

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