HTML (Hyper Text Markup Language) is a standard language for creating web pages and is the basis of web design. This article will introduce the basic syntax and common tags of HTML, as well as how to view and debug HTML web pages in the browser.
1. Basic syntax of HTML
HTML uses tags to describe the elements of the page. Tags are enclosed in angle brackets, for example:
这是一个段落。
where
is the paragraph tag and
This is a line break tag, used to insert a newline character in the text.
HTML documents must contain the following basic structure:
页面标题 页面内容
Among them,
is a document type declaration, telling the browser that this is an HTML5 document. The
tag is the root element of the document and contains the structure of the entire page.
The tag is the header, which contains some metadata and the title of the page.
The tag is the title of the page and is displayed on the browser's tab bar. The
tag is the main body of the page and contains all page content.
2. Common HTML tags
The following are commonly used tags in HTML and their usage:
to
, where
is the highest level title.这是一级标题
这是二级标题
这是三级标题
这是四级标题
这是五级标题
这是六级标题
这是一个段落。
百度一下,你就知道
Among them,
href
is the URL pointed to by the link, that is, the address of the target web page.
Among them,
src
is the URL of the image, that is, the address of the image;
alt
is the alternative text of the image. When the image cannot be displayed, the alt text will be displayed instead of the image.
Among them,
and
are the tags of the unordered list and the ordered list respectively,
< li>
is the label of the list item.
姓名 | 年龄 | 性别 |
---|---|---|
张三 | 20 | 男 |
李四 | 25 | 女 |
Among them,
3. View and debug HTML web pages in the browser You can use any text editor (such as Notepad, Sublime Text, Visual Studio Code, etc.) to write HTML documents. After saving the document, name it with the extension
To sum up, HTML is the basis for web page production. Learning HTML well is crucial for web page production and website development. Mastering the basic syntax and common tags of HTML, as well as debugging skills in the browser, will help improve the efficiency and quality of web design and development. The above is the detailed content of How to view and debug HTML web pages in a browser. For more information, please follow other related articles on the PHP Chinese website!is the label of the table,
is the label of the table row,
is the label of the table header cell,
is the label of the table data cell. .html
or
.htm
, and you can open it in the browser. It is recommended to use modern browsers such as Google Chrome or Mozilla Firefox to view and debug HTML web pages. Press the F12 key in the browser to open the developer tools, where you can debug and modify web pages through element inspection, console and other functions.