This Jackson structured programming diagram sample shows iteration.
This JSP diagram example was drawn on the base of the Wikimedia Commons file: JSP Iteration.png. [commons.wikimedia.org/wiki/File:JSP_Iteration.png]
"An iteration is again represented with joined boxes. In addition the iterated operation has a star in the top right corner of its box. In the example below, operation A consists of an iteration of zero or more invocations of operation B." [Jackson structured programming. Wikipedia]
The Jackson structured programming diagram example "JSP Iteration" was designed using ConceptDraw PRO software extended with solution from the Software Development area of ConceptDraw Solution Park.