Rational Developer for System z

View the structure of COBOL using Open Perform Hierarchy

The Open Perform Hierarchy action provides a view of a program control flow.

Results from Open Perform Hierarchy are available in a Perform Hierarchy view. The Perform Hierarchy view is a tree graphic that displays paragraph and line numbers for each statement in the hierarchy. This view allows you to easily navigate among those statements as shown in the following graphic.

Example of Perform Hierarchy view

Each paragraph is identified by an icon (Paragraph icon). The paragraph icon can contain decorators which provide additional information about the paragraph.

Exclamation point
Indicates conditional processing
Flag
Indicates loop processing, such as self referencing GO TO statements
Exception
Indicates an exception occurred

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