Iteration Operations IN RPGLE

•DOW Conditional expression - ENDDO

•DOU Conditional expression - ENDDO

•FOR - ENDFOR

Just like any other programming language, RPGLE too provides facility for looping over. In RPGLE (Or RPG IV) you can iterate over a chunk of statements using the following RPGLE OpCodes.

• DoW – EndDo
• DoU – EndDo
• Do – EndDo
• For – EndFor

http://www.letsas400.com/ile_rpg_iv/rpgle_iteration