How to write the absolute path of HTML img tag? How to use absolute path of HTML img tag

This article mainly describes how to write and use the absolute path of the img tag in HTML. Interested friends can take a look together. If you have any questions, you can ask in the question area below.

First of all, let’s understand what an absolute path is:

is the real path of the file or directory on your homepage on the hard disk

Let’s take a look at this example first:

<!-- 当图片位置和源代码的父文件夹位置在同一父文件夹时候 应先返回父级文件夹../ 因此src地址填"..\images/baby.jpg" -->
<img src="/static/imghw/default1.png"  data-src="../images/baby.jpg"  class="lazy"   alt="1111" >
<!-- 当图片位置和源代码的位置在同一个文件夹时，可以直接访问。(alt属性的值是表示图片加载不出来时显示1111,不填不要紧) -->
<img src="/static/imghw/default1.png"  data-src="baby.jpg"  class="lazy"   alt="111">
<!-- 下面用绝对路径，我把图片放在桌面上 -->
<img src="/static/imghw/default1.png"  data-src="C:\Users\Air\Desktop\baby.jpg"  class="lazy"   alt="">

Use an absolute path to put the photo on the web page for display.

The information says: Considering the security of the server, relative paths are used in HTML, that is, the root folder of the web server is used as the starting point, and entry parallel to the root or higher than the root of the web server is not allowed. other branch paths. In fact, static pages can write absolute paths.

The address of the image is stored in the database. The storage method is: this.getServletContext().getRealPath("/WEB-INF/cImage") plus the name of the image as the address.

For example: src="http://website site string/image file name of root path"

This image is in root. Then use slashes and write the path one by one. .

Another way is to use the tag to set the default path for the content of this web page in the href. Just write the image file name directly in img.

Absolute path, external network absolute path:

<img src="/static/imghw/default1.png"  data-src="http://phpyun.ke.163.com/http://www.PHP.cn/i/eg_tulip.jpg"  class="lazy"   alt="小编" />

This article ends here. If you have any questions, please ask below.

【Editor’s Recommendation】

What does the head tag in HTML mean? An article teaches you how to use the head tag correctly

Should hackers learn PHP or python? Rational analysis of ten differences between PHP and python

The above is the detailed content of How to write the absolute path of HTML img tag? How to use absolute path of HTML img tag. For more information, please follow other related articles on the PHP Chinese website!