Chapter 4: Meet the Custom Task APIs
Building custom tasks involves using APIs and lots of them. APIs are the documented and supported surfaces that enable you to build a custom task that fits into an existing SAS application. You use APIs to make calls to SAS applications, to use .NET components, and to access resources such as data and compute services.
In turn, SAS applications that run your custom tasks use APIs to access your routines and business logic.
As you might guess, APIs play a very important role in building application parts that behave together in a cohesive way. ...