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What is Application Programming Interface (API)?
ap - pli - ca - tion pro - gram - ming in - ter - face
noun
The Application Programming Interface (API) establishes a set of functions and procedures that allow the creation of software tools that access the features or data of an application, operating system, or other services.
How Does the Application Programming Interface (API) Work?
Basically, the API specifies how some software components should interact with each other or how the data gets transferred from one database to another (e.g. online forms or checkout process).
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