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HTTP (Hypertext Transfer Protocol) methods are the verbs or actions that can be performed on a resource identified by a URL. They define the operation that the client wants to perform on the server. The HTTP protocol defines several methods, each serving a different purpose in web communication.

GET: This method is used to request data from a specified resource. It is a safe and idempotent operation, meaning it does not modify the resource and can be repeated without changing the state of the server. GET requests are commonly used for retrieving web pages, images, files, etc.

POST: POST requests are used to submit data to be processed to a specified resource. It is often used when submitting a form or uploading a file. Unlike GET, POST requests may change the state of the server, and they are not idempotent. Multiple identical POST requests may result in different outcomes.

PUT: This method is used to update a resource or create a new one if it does not exist at the specified URL. PUT requests are idempotent, meaning that multiple identical requests should have the same effect as a single request. They replace the entire resource with the new data provided in the request.

DELETE: DELETE requests are used to delete the specified resource from the server. Like PUT, DELETE requests are idempotent. However, it's important to note that not all servers or resources support DELETE operations, and care should be taken when using it.

PATCH: PATCH requests are used to apply partial modifications to a resource. Instead of replacing the entire resource, like PUT, PATCH only updates the specified fields. It is often used when you want to update only a part of a resource without affecting the rest.

OPTIONS: OPTIONS requests are used to describe the communication options for the target resource. This method is often used by browsers to italy phone number check what HTTP methods and other functionalities are supported by the server for a particular resource.



HEAD: HEAD requests are similar to GET requests but only retrieve the headers of the response without the body. It is often used to check the status of a resource or to obtain metadata about the resource without actually downloading it.

These HTTP methods provide a standardized way for clients and servers to interact with each other over the web, enabling various operations such as retrieving, updating, creating, and deleting resources.