What is DOM | Document Object Model | (getElementById) JavaScript in हिंदी /اردو - Part 1 Class 39 

What is DOM ?
How to use DOM ?
What is Document Object Model ?
Why do we need it ?
DOM Examples..
The Document Object Model (DOM) is a programming interface for HTML and XML documents
It represents the page in a tree structure so that programs can read, access and change the document structure, style, and content
The DOM is an object-oriented representation of the web page, which can be modified with a scripting language such as JavaScript.
Every web browser uses some document object model to make web pages accessible via JavaScript
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