ABAP System Fields - ABAP Keyword Documentation -

data syList level of the list that is currently being created (basic list: 0, details lists: greater than 0). For every interactive list event, sy-lsind is automatically increased by an increment of 1. sy-lsind can only be changed in ABAP programs for navatingIt is the System field which stores Current Date. All the system fields are stored in table SYST. Check