HELPLIB.HLB  —  RTL Routines, SMG$  SMG$ERASE_CHARS
    The Erase Characters routine erases characters in a virtual
    display by replacing them with blanks.

    Format

      SMG$ERASE_CHARS  display-id ,number-of-characters ,start-row

                       ,start-column
Additional Information: explode extract
Returns Arguments
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