What does html dom mean?

html dom is a document object model specifically applicable to "HTML/XHTML". It is the standard object model and programming interface of HTML. It can be understood as the API of the web page; it treats each element in the web page as a object, so that the elements in the web page can also be obtained or edited by computer language.

The operating environment of this tutorial: windows7 system, HTML5&&javascript version 1.8.5, Dell G3 computer.

HTML DOM is the abbreviation of HTML Document Object Model, and HTML DOM is a document object model specifically suitable for HTML/XHTML.

HTML DOM is the standard object model and programming interface for HTML. People familiar with software development can understand HTML DOM as the API of a web page.

It defines:

• HTML elements as objects

• Attributes of all HTML elements

• Methods to access all HTML elements

• Events of all HTML elements

It will view each element in the web page Create objects one by one, so that the elements in the web page can also be obtained or edited by computer language. For example, Javascript can use HTML DOM to dynamically modify web pages.

Simply put, HTML DOM defines standard methods for accessing and manipulating HTML documents. HTML DOM is a standard for how to get, change, add, or remove HTML elements.

HTML DOM presents HTML documents as a tree structure (node ​​tree) with elements, attributes, and text.

Through this object model, JavaScript gains all the power to create dynamic HTML:

• JavaScript can change all HTML elements in the page

• JavaScript can change all HTML attributes in the page

• JavaScript can change all CSS styles in the page

• JavaScript can delete existing HTML elements and attributes

• JavaScript can add new HTML elements and attributes

• JavaScript can React to all existing HTML events in the page

• JavaScript can create new HTML events in the page

For more programming-related knowledge, Please visit: Introduction to Programming! !

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