How to use the php input stream php://input

This article introduces the knowledge of "how to use php input stream php://input". In the operation of actual cases, many people will encounter such a dilemma, so let the editor lead you to learn how to deal with these situations. I hope you can read it carefully and be able to achieve something!

The copy code is as follows:

Name:

Age:

Submit the form to the server, which uses file_get_contents to obtain php://input content

The copy code is as follows:

$content = file_get_contents ("php://input")

Echo $content; / / output name=tom&age=22

The description of php://input on the official website repeatedly mentions the variable $HTTP_RAW_POST_DATA, which is actually the same as file_get_contents (php://input). If you want to turn on this variable, you need to modify the configuration file, find the always_populate_raw_post_data option, set it to On, and then restart the web server. Using php://input does not require modification of the php configuration file.

Php://input can be used in project applications, such as taking photos with camera, uploading and saving. After the client takes a picture, the picture stream is sent to the server, and the server uses file_get_getcontents ('php://input') to get the picture stream, and then save the picture stream to a file, which is the picture.

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