DATA:lt_row TYPE lvc_t_row,
ls_row TYPE lvc_s_row,
lt_rowid TYPE lvc_t_roid.
CALL METHOD go_alv->get_selected_rows(
IMPORTING
et_index_rows = lt_row
et_row_no = lt_rowid ).
IF lt_row IS INITIAL.
MESSAGE s000 WITH '请选择数据' DISPLAY LIKE 'E'.
EXIT.
ENDIF.
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