How binary data is passed over HTTP?

[maheshbailwal]

As we know that HTTP and SMTP support only 7 bit ASCII character than how
HTTP POST directly transfere binary content of the image file in a request to the web server.

I am real confused... please help...

[Frinavale]

Wiki for Hypertext Transfer Protocol (HTTP) states:

Hypertext Transfer Protocol (HTTP) is an application-level protocol for distributed, collaborative, hypermedia information systems. Its use for retrieving inter-linked resources, called hypertext documents...

If you read the HTTP Specifications you can learn how HTTP works.


You can change the Response header type to indicate the type of data being transferred to the web browser. The web browser will chose the appropriate action in response to the data type being sent to it.


-Frinny

[Dormilich]

how HTTP POST directly transfere binary content of the image file in a request to the web server.

though I’m not an expert in this area, I’d say in the same way the image is transfered to the client—binary.

[Frinavale]

though I’m not an expert in this area, I’d say in the same way the image is transfered to the client—binary.

It is.
That was the first thing I looked it up using google when I first read this question :)