SAP ABAP Question: Download SAP ABAP PDF

How do you get output from IDOC?

Data in IDOC is stored in segments; the output from IDOC is obtained by reading the data stored in its respective segments.

Previous Question	Next Question
In selection screen, I have three fields, plant material number and material group. If I input plant how do I get the material number and material group based on plant dynamically?	When top of the page event is triggered?