The print
command displays the current value of the
specified expression.
Syntax
print expression
- expression is a combination of variables, constants and operators.
Usage
The print
command allows you to examine the data in your program.
It evaluates and prints the value of the specified expression from your program, in a format appropriate to its data type.
p
is an alias for the
print
command.
Example
MAIN
DEFINE x INTEGER
FOR x = 100 TO 200
DISPLAY x
END FOR
END MAIN
$ fglcomp -M prog.4gl && fglrun -d prog.42m
(fgldb) break 5
Breakpoint 1 at 0x00000000: file prog.4gl, line 5.
(fgldb) run
Breakpoint 1, main() at prog.4gl:5
2 DEFINE x INTEGER
3
4 FOR x = 100 TO 200
-> 5 DISPLAY x
6 END FOR
7
8 END MAIN
(fgldb) print x
$1 = 100