404 error page

When you browse the webpage today, an error page appears after you click the webpage link.

This is a bit of an impression. It often occurs when you browse the Web page, but the page displayed is different. For example:

Next let's take a look at it.

1. What is 404?

404 is a standard response of HTTP, so how does HTTP work: see

When a user browses a webpage, the server cannot provide information normally. For example, if the user inputs an incorrect link or fails to find the corresponding cause, the page displays the 404 page. 404 is an information code, usually followed by a readable information feedback to the user: Not found. It means that the webpage does not exist or the file has been deleted.

2. Why 404?

It is said that before the third technological revolution, the Internet was like a large central database, which was set in Room 404. At that time, all requests were manually completed. If the file requested by the requester was not found in the database, or the requester wrote the wrong file number, the user will get a returned message: room404: file not found. After the rise of the Internet, people became accustomed to using 404 as the error code for files not found on servers.

3. Why design the 404 page?

Browse the Web page and find a link you want, but when you click it, it is an error page, and it is a bad catch ~~ Design a creative 404 page to reduce user complaints. Therefore, a good 404 error page is required for a good website.

Creative 404 pages are everywhere on the Internet, and now 404 is used for public welfare activities. By copying a piece of code to the 404 Design Code of the website, public welfare information can be spread over the Internet.

 

404 error page