DOM stands
for Document object model. DOM represent HTML document as tree, called as DOM
tree.
For
example
sample.html
<!DOCTYPE html> <html> <head> <title>DOM Tree Example</title> </head> <body> <h1>Simple DOM Tree</h1> <p><span>Hello Wolrd</span></p> </body> </html>
Above
sample.html is internally represented like below.
html: Is
the root element.
head,
body: these are siblings, since these share common parent html.
title: It
is the child of the element head and grand child for element html.
What Can I do using DOM?
a.
By
using DOM, you can build documents (HTML, XML etc.,)
b.
Navigate
through the document
c.
You
can add, modify, or delete elements and content in the document.
What is document object?
The object
that handles the contents of a webpage is called document.
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