User's Guide


Accessing external functions

In this section, you will learn how to use the VisualAge parts for accessing external functions and programs. Parts for accessing C and COBOL functions and programs are included in VisualAge.

You will also learn how to access external functions from scripts that do not have VisualAge dependencies and can be used in both VisualAge and non-VisualAge applications.

The VisualAge parts related to external functions and programs are:

External Functions icon  External Functions category

Program Starter icon     Program Starter
Provides access to any program

C External Function icon     C External Function
Provides access to external C functions in dynamic link libraries

COBOL External Function icon     COBOL External Function
Provides access to external COBOL procedures in dynamic link libraries

DDE Server icon     DDE Server
Provides Dynamic Data Exchange server capabilities that allow data to be exchanged with other applications

DDE Client icon     DDE Client
Provides Dynamic Data Exchange client capabilities that allow data to be exchanged with other applications

The DDE parts are discussed in Dynamic Data Exchange.


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