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This article mainly introduces "what are the empty elements of html". In the daily operation, I believe that many people have doubts about the empty elements of html. The editor consulted all kinds of materials and sorted out simple and easy-to-use operation methods. I hope it will be helpful for you to answer the doubts about "what are the empty elements of html?" Next, please follow the editor to study!

In html, an empty element refers to a HTML element with no content, and there are no child nodes and content under the empty element; the empty element is closed in the opening tag, that is, the empty element has no closed tag.

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

Among the computer languages used to describe web pages, there is a hypertext markup language called html (Hyper Text Markup Language). The markup language that makes up the content of html is composed of a set of tag tags. This set of tag tags is often referred to as HTML tags (HTML tag).

HTML tags are keywords surrounded by angle brackets, for example, they usually appear in pairs, such as and. These pairs of HTML tags, the first tag is the beginning tag, the second tag is the end tag. Most HTML tags have content between the opening and closing tags, while some tags have no content.

In HTML, all the code from the start tag (start tag) to the end tag (end tag) is called the HTML element.

Because the content of the HTML element is the content between the start tag and the end tag. Some HTML elements have empty content. (empty content), HTML elements that contain empty content are empty elements.

What is an empty element?

A HTML element with no content is called an empty element. There are no child nodes and content under the empty element.

Empty elements are closed in the opening tag, that is, empty elements do not have a closed tag.

What are the hollow elements in HTML/css?

Common empty elements:

、 、

、 、 、

What is little known is:

、

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