what is api interface

The api interface refers to the application programming interface. We can implement specific functions through the api interface without knowing its internal implementation details. The API interface can be understood as an encapsulation of a specific service. The service is encapsulated and provided for others to call, so that many functions do not need to be developed from scratch.

The operating environment of this tutorial: Windows 7 system, Dell G3 computer.

API interface refers to the application programming interface. We can implement specific functions through the API interface without knowing its internal implementation details.

The API interface can be understood as an encapsulation of a specific service. The service is encapsulated and provided for others to call. In this way, many functions do not need to be redeveloped.

Data communication between different systems and programming languages ​​often uses APIs for data transfer.

Common APIs have the following forms:

1. HTTP type interface

An API provided based on the HTTP protocol. This type of API often starts with "URL" Provided in the form of interfaces such as the current mainstream RESTful.

2. RPC interface

RPC refers to remote procedure call. Part of the code logic is deployed on the remote server, and then called where needed (calling a remote method is like calling The same as the local method), it is essentially a Client/Server mode, and supports multiple protocols and data transmission methods.

3. Web Service interface

Web Service does not specifically refer to some kind of API. We call services provided in the form of WEB Web Service, such as RESTful, which also belongs to Web Service.

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