QBasic Programming

*******
******
*****
****
***
**
*
USING SUB PROCEDURE

DECLARE SUB PATTERN (S$)
CLS
S$ = "*******"
CALL PATTERN(S$)
END

SUB PATTERN (S$)
FOR I = LEN(S$) TO 1 STEP -1
PRINT LEFT$(S$, I)
NEXT I
END SUB