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This article mainly introduces the difference between redirect and forward in php what the relevant knowledge, the content is detailed and easy to understand, the operation is simple and fast, has a certain reference value, I believe that you read the difference between redirect and forward in this php which article will have a harvest, let's take a look at it.

The difference between redirect and forward in php: 1. Forward forwarding pages can share data in request, while redirect forwarding pages can not share data; 2. Forward is generally used to forward to the corresponding module when users log in, while redirect is generally used when users log out.

Operating environment of this tutorial: windows10 system, PHP7.1 version, DELL G3 computer

What is the difference between redirect and forward in php

1. From the address bar display,

Forward is a resource requested by the server. The server directly accesses the URL of the target address, reads the response content of that URL, and then sends it to the browser. The browser has no idea where the content sent by the server comes from, so its address bar is still the same.

Redirect is that the server sends a status code according to logic, telling the browser to request that address again. So the address bar shows the new URL.

two。 In terms of data sharing

Forward: the forwarding page and the forwarded page can share the data in the request.

Redirect: data cannot be shared.

3. In terms of the place of use

Forward: generally used when the user logs in, forward to the corresponding module according to the role.

Redirect: generally used for users to log out and log in to return to the main page and jump to other websites.

4. In terms of efficiency

Forward: high.

Redirect: low.

5. If you want to visit web pages on different servers, you can only use redirect.

This is the end of the article on "what is the difference between redirect and forward in php". Thank you for reading! I believe you all have a certain understanding of the knowledge of "what is the difference between redirect and forward in php". If you want to learn more, you are welcome to follow the industry information channel.

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