Vector Basic Interpreter Basic 80 Reference Manual - page 106
of
190
Purpose:
Remarks:
As an
aid
in
debugging,
the
TRON
statement
(executed in either the direct or indirect mode)
enables a
trace
flag
that
prints
each
line
number
of
the
program as it is executed.
The
numbers appear enclosed in square brackets.
The
trace
flag is disabled with the TROFF statement
(or when a NEW command is executed).
TRON
Ok
LIST
10 K-10
20 FOR J-1 TO 2
30 L-K
+ 10
40 PRINTJ1K,L
SO
K=K+10
60 NEXT
70 END
Ok
RUN
[10][20][30][40] 1
10
20
[SO]
[60][30][40] 2
20
30
[SO]
[60][70]
Ok
TROFF
Ok