HTTP Verbs

GET, POST, PUT, DELETE… A list of common HTTP “verbs” in one diagram. The method to download the high-resolution PDF is available at the end.

1. HTTP GET
This retrieves a resource from the server. It is idempotent. Multiple identical requests return the same result.

2. HTTP PUT
This updates or Creates a resource. It is idempotent. Multiple identical requests will update the same resource.

3. HTTP POST
This is used to create new resources. It is not idempotent, making two identical POST will duplicate the resource creation.

4. HTTP DELETE
This is used to delete a resource. It is idempotent. Multiple identical requests will delete the same resource.

5. HTTP PATCH
The PATCH method applies partial modifications to a resource.

6. HTTP HEAD
The HEAD method asks for a response identical to a GET request but without the response body.

7. HTTP CONNECT
The CONNECT method establishes a tunnel to the server identified by the target resource.

8. HTTP OPTIONS
This describes the communication options for the target resource.

9. HTTP TRACE
This performs a message loop-back test along the path to the target resource.


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