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Important HTTP Headers in Python CGI Programming
HTTP Header
The line Content-type:text/html\r\n\r\n is part of HTTP header which is sent to the browser to understand the content. All the HTTP header will be in the following form −
HTTP Field Name − Field Content
For Example
Content-type − text/html\r\n\r\n
There are few other important HTTP headers, which we will use frequently in our CGI Programming.
|
Sr.No. |
Header |
Description |
| 1 |
Content-type: |
A MIME string defining the format of the file being returned. Example is Content-type:text/html |
| 2 |
Expires: Date |
The date the information becomes invalid. It is used by the browser to decide when a page needs to be refreshed. A valid date string is in the format 01 Jan 1998 12:00:00 GMT. |
| 3 |
Location: URL |
The URL that is returned instead of the URL requested. You can use this field to redirect a request to any file. |
| 4 |
Last-modified: Date |
The date of last modification of the resource. |
| 5 |
Content-length: N |
The length, in bytes, of the data being returned. The browser uses this value to report the estimated download time for a file. |
| 6 |
Set-Cookie: String |
Set the cookie passed through the string |
Updated on: 2020-06-16T12:25:28+05:30
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