


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.
html How to wrap p tag? Application of html p tag to add br line break tag
What is the function of form tag in HTML? Explanation of usage of HTML form tag
The above is the detailed content of How to click the head tag in html? What elements are included in the head tag?. For more information, please follow other related articles on the PHP Chinese website!

本篇文章带大家了解一下HTML(超文本标记语言),介绍一下HTML的本质,HTML文档的结构、HTML文档的基本标签和图像标签、列表、表格标签、媒体元素、表单,希望对大家有所帮助!

总结了一些web前端面试(笔试)题分享给大家,本篇文章就先给大家分享HTML部分的笔试题(附答案),大家可以自己做做,看看能答对几个!

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Laravel中Head请求方法的常见应用场景在Laravel中,HTTP请求方法中的HEAD方法通常被用于获取资源的元数据而不获取实际的内容。HEAD请求和GET请求类似,但是不返回实际的响应主体内容,只返回响应头信息。这使得HEAD请求在一些特定的场景下非常有用,以下是一些常见的应用场景和相应的代码示例。验证链接的有效性使用HEAD请求方法可以用于验证链

HTML5中画布标签是“<canvas>”。canvas标签用于图形的绘制,它只是一个矩形的图形容器,绘制图形必须通过脚本(通常是JavaScript)来完成;开发者可利用多种js方法来在canvas中绘制路径、盒、圆、字符以及添加图像等。

在html中,document是文档对象的意思,代表浏览器窗口的文档;document对象是window对象的子对象,所以可通过“window.document”属性对其进行访问,每个载入浏览器的HTML文档都会成为Document对象。

html5废弃了dir列表标签。dir标签被用来定义目录列表,一般和li标签配合使用,在dir标签对中通过li标签来设置列表项,语法“<dir><li>列表项值</li>...</dir>”。HTML5已经不支持dir,可使用ul标签取代。


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