It is generally used to indicate the result of an operation or to condition (or control) the processing of an operation. Indicators are defined either by an entry on the specification or by the RPG IV program itself. The positions on the specification in which you define an indicator determine how the indicator is used. An indicator that has been defined can then be used to condition calculation and output operations. An indicator can be control level indicator, resulting, record identifying etc.
fungsi indicator AS400