10 REM 'TRACE ON' TEST PROGRAM
20 PRINT "'TRACE ON' TRACES EACH LINE"
30 TRACE ON
40 GOTO 90
50 PRINT "UNTIL TURNED OFF BY"
60 TRACE OFF
70 PRINT "THE 'TRACE OFF' STATEMENT"
80 GOTO 110
90 PRINT "THAT FOLLOWS THE 'TRACE ON' STATEMENT"
100 GOTO 50
110 PRINT "AS ILLUSTRATED BY THIS LINE"
999 END
