10 REM PC-BASIC test 
20 REM GET with negative offset
30 OPEN "OUTPUT.TXT" FOR OUTPUT AS 1
40 ON ERROR GOTO 1000
50 DIM I%(1000)
100 SCREEN 9
110 GET (190, 192)-(319, 166), I%
999 END
1000 PRINT#1, ERR, ERL
1010 RESUME NEXT
