HTML 標記標籤通常被稱為 HTML 標籤 (HTML tag)。

尖括號
包圍的關鍵字，例如
HTML 標籤通常是
成對出現

且

############################################################ ### 標籤對中的第一個標籤是###開始標籤###，第二個標籤是###結束標籤###################### ######## 開始和結束標籤也被稱為###開放標籤###和###閉合標籤################ ######內容###標籤>#######

HTML elements

"HTML tag" and "HTML element" usually describe the same meaning.

But strictly speaking, an HTML element contains a start tag and an end tag, as in the following example:

HTML element:

This is a paragraph.

Web browser

Web browsers (such as Google Chrome, Internet Explorer, Firefox, Safari) are used to read HTML files and display them as web pages.

The browser does not directly display the HTML tag, but it can use the tag to determine how to display the content of the HTML page to the user:

學習HTML的簡介說明

HTML web page results

The following is a visual HTML page structure:

This a heading

This is a paragraph.

This is another paragraph.

HTML version

Since the birth of the early web, many versions of HTML have appeared:

Version	release time
HTML	1991
HTML+	1993
HTML 2.0	1995
HTML 3.2	1997
HTML 4.01	1999
XHTML 1.0	2000
HTML5	2012
# XHTML5	2013

Statement

The declaration helps browsers display web pages correctly.

There are many different files on the Internet. If the HTML version can be declared correctly, the browser can display the web page content correctly.