How many HTTP verbs are there?

Question

I count 9 HTTP request methods :

GET
HEAD
POST
PUT
DELETE
CONNECT
OPTIONS
TRACE
PATCH

Above: https://developer.mozilla.org/en-US/docs/Web/HTTP/Methods

This is it? will it ever change

Answer 1

registry

The HTTP 1.1 specification defines a registry of Hypertext Transfer Protocol (HTTP) methods . As of 2017-01, it shows 39 entries:

• ACL
• BASELINE-CONTROL
• Bind
• SIGN UP
• CHECK OUT
• CONNECT
• COPY
• DELETE
• RECEIVE
• HEAD
• LABEL
• LINK
• CASTLE
• Merge
• MKACTIVITY
• MKCALENDAR
• MKCOL
• MKREDIRECTREF
• MKWORKSPACE
• RUN OVER
• OPTIONS
• ORDERPATCH
• PATCH
• MESSAGE
• PRI
• PROPFIND
• PROPPATCH
• REBIND
• TRACE
• UNBIND
• UNCHECKOUT
• UNLINK
• UPDATEREDIRECTREF

HTTP 1.0

HTTP 1.0 (""):

• 
  ... ... Request-URI...
• 
  ... , , , , Request-URI ... , , ... … …
• 
  ... GET , ... , , ...

HTTP 1.1

HTTP 1.1 RFC 2068. .

• 
  ... , /... / , , ,
• 
  … , Request-URI. … , , …
• 
  … , Request-URI…
• TRACE
  ... loop- ...
• CONNECT
  ... , (, SSL)

HTTP

HTTP /.

• PATCH
  • RFC 5789
• WebDAV :
  • PROPFIND
  • PROPPATCH
  • MKCOL
  • COPY

HTTP/2

HTTP/2 RFC 7540. 3.5 PRI.

• PRI
  HTTP/2 HTTP/2.... "PRI * HTTP/2.0\r\n\r\nSM\r\n\r\n")...

- ?

, .

Web RPC SOAP, RESTful, , HTTP. , , , HTTP.

, HTTP, .

Answer 2

. :

" , , HTTP. " (HTTP) ", IANA, 8.1". - https://greenbytes.de/tech/webdav/rfc7231.html#rfc.section.4.1.p.7 >

IANA registry .