Printing the value of variables
After considering the line of code for a moment, you probably
want to know the value of the variable cardsleft.
(dbxtra) print cardsleft
As suspected, the illegal instruction is the result of an
attempt to divide by zero -- by way of the modulus
operator -- but that is not the source of the problem.
This variable should never have had a zero in it: we'll have
to investigate why it did.
Besides simple variables like cardsleft,
dbxtra can also print the contents of aggregates such as
arrays and structures.
Aggregates can contain many elements,
and the bottom
window is not large enough to display them all.
dbxtra provides simple paging by stopping
the output when the window is full and displaying a
-- MORE --.
Viewing source code and aliasing
The dbxtra help facility
© 2003 Caldera International, Inc. All rights reserved.
SCO OpenServer Release 5.0.7 -- 11 February 2003