Home Web Front-end Front-end Q&A What should I do if the html image cannot be displayed?

What should I do if the html image cannot be displayed?

Apr 25, 2023 am 10:45 AM

In web page production, the operation of inserting pictures is often involved, but sometimes we find that the pictures cannot be displayed. This may be due to reasons such as incorrect image linking, corrupted image files, or incorrect web page code. This article will take you through the reasons and solutions for why HTML images cannot be displayed.

1. Image link error

In HTML, images are usually implemented through the img tag. The img tag has a src attribute, which is used to specify the path of the image. If the image path is specified incorrectly, the image will not be displayed properly. Several common situations of path errors are as follows:

1. The path is missing a file name

For example, the path in the code is img src="images/", which means that the images folder is to be accessed, but The image cannot be loaded because no specific image file name was specified. At this time, you need to change the path to img src="images/xxx.jpg", where xxx.jpg is the specific file name.

2. The path contains spaces

The path cannot contain spaces. If the path contains spaces, you need to replace the spaces with , for example: img src="images/my photo.jpg".

3. Path case is inconsistent

In Linux systems, file names and paths are case-sensitive, but in Windows systems they are not case-sensitive. If the path specified in the Linux system is inconsistent with the case of the file name, the image may not be displayed. In this case, you need to ensure that the path and file name are in the same case.

2. Picture file is damaged

The picture cannot be displayed or it may be due to problems with the picture itself, such as the picture is damaged or the format is not supported. Common image formats include jpg, png, gif, etc. If the image format used is not supported by the browser, it will not be displayed properly. If the image is damaged, it will also prevent the image from loading. At this point, we need to re-obtain available image files or use supported image formats.

3. Web page code errors

Web page code errors may also cause images to fail to display properly. Common errors are as follows:

1. Unclosed tags or incorrect nesting

In HTML, tags appear in pairs. Missing closing tags or incorrect nesting will cause page errors. . For example, if a p tag is nested in an img tag, the image cannot be loaded.

2. Tag attribute error

The src attribute of the img tag is used to specify the image path. If the attribute value contains special characters or lacks quotation marks, the image will not be loaded.

3. Web page encoding error

The encoding format of the web page may also cause the image to fail to load. If the web page encoding format and the image format are inconsistent, the browser will not be able to correctly parse the web page code and images.

4. Solution

When faced with the problem that HTML images cannot be displayed, we can adopt the following solutions:

1. Check whether the path and file name are correct, And make sure the capitalization is consistent.

2. Use a supported image format and make sure the image file is not damaged.

3. Check the web page code to ensure that tags are closed and nested correctly, attribute values ​​are correct, and the encoding format is consistent.

4. Try clearing the browser cache and history and reloading the web page.

In short, the problem of HTML images not being displayed is often caused by path errors, file corruption, or web page code errors. By analyzing the specific causes and taking corresponding solutions, we can easily solve such problems and ensure that the web page displays normally.

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