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IDL

About This Guide

Overview of External Development

This section describes options for using code not written in IDL. It contains the following topics.

Techniques That Do Not Use IDL’s Internal API


This section discusses techniques that allow IDL to work together with programs written in other programming languages, using IDL’s “public” interfaces. Little or no familiarity with IDL’s internal interfaces is required. For many users, the techniques in this section will solve most problems that require IDL to use, or be used by, other programs. Topics covered include:

IDL’s Internal API


This section describes IDL’s internal implementation in enough detail to allow you to write an IDL system routine in another compiled programming language (usually C) and link it with IDL. Topics covered include:

Techniques That Use IDL’s Internal API


This section describes the process of combining IDL with code written in another programming language. Topics covered include:



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