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This article introduces the relevant knowledge of "how to use the HTML DOM method in JavaScript". In the operation of actual cases, many people will encounter such a dilemma, so let the editor lead you to learn how to deal with these situations. I hope you can read it carefully and be able to achieve something!

The HTML DOM method is an action that you can perform (on the HTML element).

The HTML DOM attribute is the value of the HTML element that you can set or change.

DOM programming interface

HTML DOM can be accessed through JavaScript (or through other programming languages).

In DOM, all HTML elements are defined as objects.

The programming interface is the properties and methods of each object.

Attributes are values that you can get or set (such as changing the contents of a HTML element).

The method is an action that you can do (such as adding or removing HTML elements).

Case study

The following example changes the id= "demo"

Contents of the element:

Document.getElementById ("demo"). InnerHTML = "Hello World!"

In the above example, getElementById is the method and innerHTML is the property.

GetElementById method

The most common way to access an HTML element is to use the element's id.

In the above example, the getElementById method uses id= "demo" to find the element.

InnerHTML attribute

The easiest way to get the content of an element is to use the innerHTML attribute.

The innerHTML attribute can be used to get or replace the contents of the HTML element.

The innerHTML attribute can be used to get or change any HTML element, including and.

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