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Equivalent for Row_Number() in SAP ABAP
When you want to modify the contents and store them into table and also to add a column for the value, use something like
DATA: my_string TYPE String
LOOP AT itab INTO wa_itab. my_string = sy-tabix. CONCATENATE some_text my_string more_text into wa_itab-my_field. MODIFY itab FROM wa_itab. CLEAR my_string. ENDLOOP.
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