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Please note : This help page is not for the latest version of Enterprise Architect. The latest help can be found here.

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Create a Combined Fragment

Create a Combined Fragment



See also


Drag the 'Fragment' icon onto the diagram from the 'Interaction Elements' page of the Diagram Toolbox.

Combined Fragment


In the 'Type' field, click on the drop-down arrow and select one of the various types of interaction operator.

Interaction Operators


In the 'Condition' field, specify a condition or interaction constraint for each operand.


A rectangular frame displays, partitioned by lines into segments for each operand.


Adjust the frame to encompass the required event occurrences for each operand.


  • A message will always be contained within a fragment or a fragment operand when it is moved within it
  • Fragments on Sequence diagrams will resize when a message is moved down to ensure that messages, once within a fragment, always remain within the fragment