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Dec 05, 2019 at 09:25 AM

sap abap modularization techniques subroutines .

177 Views Last edit Dec 06, 2019 at 02:26 AM 3 rev

what is the use of (using,changing) in subroutines?

.it is getting difficult to understand and there are so many changes please.

i dunno where can i use it and how is it different from function module