To detect the duplicate values in an array you need to compare each element of the array to all the remaining elements in case of a match you got your duplicate element.One solution to do so you need to use two loops (nested) where the inner loop starts with i+1 ... Read More

As per your requirement, you are utilizing ABAP memory to transfer data to background session from session of the user. It will not work as per the standard documentation.  RFC or updates module will run in different user sessions with different ABAP memory and hence it will not be possible. ... Read More

It seems you are confused with the definition of structure. The structure does not contain any data. They just type definition.If you want to return or receive a structure as a parameter, that can be done using RFC.