Picture file upload request payload on server side how to receive

(Note: The label hit the segmengtfault automatically help me to submit to the Sub-station question and answer up, no one, so rewrite it here once)
In the study of Segmentfault file uploads, it is observed that the request has been constructed as follows:

Would you like to ask what you can do with a ready-made library for a request that is constructed in accordance with the standard RFC 1867, on the server side? Or just as a normal string, all kinds of split operations?

Reply content:

(Note: The label hit the segmengtfault automatically help me to submit to the Sub-station question and answer up, no one, so rewrite it here once)
In the study of Segmentfault file uploads, it is observed that the request has been constructed as follows:

Would you like to ask what you can do with a ready-made library for a request that is constructed in accordance with the standard RFC 1867, on the server side? Or just as a normal string, all kinds of split operations?

Depends on the language and framework used on the server side.
Most languages and frameworks do not require programmers to participate in the resolution of this level of protocol, and few allow programmers to participate, but all have a ready-made library to use.

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