*---------------------------------------------------------------------*
*       FORM upload_file_to_table
*---------------------------------------------------------------------*
* [+] Uploads the data of a local file to a table
*---------------------------------------------------------------------*
TYPES:
  BEGIN OF lt_file_data,
    line(600) TYPE c,
  END OF lt_file_data.


FORM upload_file_to_table
  USING
    p_filename TYPE localfile
  CHANGING
    p_file_data TYPE STANDARD TABLE of lt_file_data.


* Upload data into the table
  CALL FUNCTION 'UPLOAD'
    EXPORTING
      filename = p_filename
      filetype = 'ASC'
    TABLES
      data_tab = p_file_data
    EXCEPTIONS
      others   = 99.

  IF sy-subrc <> 0.
    WRITE: / 'Error uploading data'.
    EXIT.
  ENDIF.

ENDFORM.