$ Http_raw_post_data function usage

: This article describes how to use the $ http_raw_post_data function. For more information about PHP tutorials, see. Variables sent through http post are not displayed in the URL.

When we use $ _ POST to receive the information transmitted from the page, we can use php: // input to accept the value. what is the difference between them?

First, when $ _ POST and php: // input can get the value, $ HTTP_RAW_POST_DATA is blank;

$ Http_raw_post_data is a built-in global variable in PHP. It is used. PHP fills in the POST data as is in the variable $ http_raw_post_data when the Content-Type cannot be recognized. It cannot read POST data whose Content-Type is multipart/form-data. You need to set the always_populate_raw_post_data value in php. ini to On, and PHP will always fill in the POST data with the variable $ http_raw_post_data.

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The above introduces the use of the $ http_raw_post_data function, including some content, and hope to be helpful to friends who are interested in PHP tutorials.