Execute Internal function
The CA 2E 'Execute internal function' allows you to specify a section of an action diagram for repeated use in other CA 2E functions. The function is implemented as in-line code within the source code of the calling function.
Internal functions do not have any object name. They are meant to be used within a external function or any other function with object name like diplay file, edit file. Internal functions are like common subroutines which are created to be shared among different programs. Following screenshot is an example of internal function which calculates %. This function can be used by any program by just including this internal function.