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This article mainly tells you about the introduction of the HTML head tag, the introduction and usage instructions of the four elements contained in it, and the tutorial on how to find the head tag in the web page. Let’s start this article now
First of all, let’s solve the previous problem. How to click on the head tag?
The head tag of HTML cannot be seen in the web page, so how to find the head tag in the web page? First, we right-click on a web page and click View Source File. Here I use PHP Chinese website as an example:
As shown in the two pictures above, the head tag in the web page can be found.
Let’s take a look at the second question, the elements contained in the head tag
Today we mainly introduce the common usage of the four tags: title\meta\link\base
1.
The title tag is used to set the website title. When it is in the default state (not set), the current web page is in the browser The displayed website title is the name of the file.
2.
meta tag usually has the following three uses
1. Setting Web page encoding is used to tell the browser the encoding method of the current web page to prevent garbled characters
Usage:
2. Set web page keywords, Provide services for search engines.
Usage:
Note: name="keywords" is Fixed writing method; the attribute value of content is the keyword to be set, and the keywords are separated by commas.
3. Set the website description information to provide services for search engines. The corresponding description information will be displayed in In the website introduction of the search interface.
How to use:
The following is the search keyword "news" using Baidu When the result appears,
#3. tag
The link tag usually has the following two uses1. Reference external style sheetUsage: Note: You can reference multiple external css files at the same time through the link tag2. Set the web iconUsage: Note: href points to the path of the image. Generally, the icon is placed in the root directory of the website to facilitate search engine crawling.Note: The image is not required to be an ico file Files in image formats such as .jpg or png are also acceptable.
4.
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