[Code] How to catching selection criteria

How to catching selection criteria

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Example: 

  DATA: selection_table LIKE rsparams OCCURS 0  WITH HEADER LINE.

  CLEAR selection_table. REFRESH selection_table.

* Get selection criteria
  CALL FUNCTION 'RS_REFRESH_FROM_SELECTOPTIONS'

[Code] How to reference whole itab by name

How to reference whole itab by name

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Example: clearing all selection criteria

FORM screen_clearing_all .
  DATA: selctab         LIKE rsscr    OCCURS 20 WITH HEADER LINE,
        itabname        TYPE c        LENGTH 30.

  FIELD-SYMBOLS: <para> TYPE ANY,
                 <sele> TYPE ANY TABLE.

  CLEAR selctab. REFRESH selctab.

* Get selection screen