1) prints the object in level 1.
prints all objects on the stack.
prints the name and contents of a variable.
prints the display.
prints a blank line.
turns Trace printing mode on and off.
Printing a Running Record
To print a running record of your calculations, turn on Trace printing
A square appears in the
menu label to indicate that Trace
printing mode is turned on.
Now see what happens when you add two numbers-for example, 44
and 72. First put 44 on the stack.
The input and level 1 result are printed.
Now add 72.
Again the input and level 1 result are printed.
Turn off Trace printing mode.