Common HTTP Methods - ablealias/asp.net GitHub Wiki
The following HTTP methods are using commonly for Web Server communication,
GET
Gets a URL from the Server. Data retrieved using this Verb is typically cached by the browser.
POST
Sends a data to the Web server for processing. This is typically the result of users entering data on a form and submitting the data as part of their request.
PUT
Allows a client to directly create a resource at the indicated URL on the server. If the files exists and is not locked, the content of the file will be overwritten.
DELETE
Used to delete a resource at the Web server. Requires write permissions on the directory.
HEAD
Retrieves the meta information for a resource. The meta information is cacheable.