Code: Alles auswählen.
DATA: go_alv TYPE REF TO cl_salv_table,
go_functions TYPE REF TO cl_salv_functions_list,
...
* Funktionstasten (Sortieren, Filtern, Excel-Export etc.)
go_functions = go_alv->get_functions( ).
go_functions->set_all( abap_true ).
...
go_alv->display( ).