display expression
or
d expression
The display command is how you actually display data via the graphics output window.
If you display when all dimensions are fixed, you get a single value which is typed out in the command window. If you display when one dimension varies, you get a 1-D line graph (by default). If you display when two dimensions are varying, you get a 2-D contour plot (by default).
GrADS will automatically overlay the output from each successive display command.
To clear the display, enter:
clear (or just c)The simplest example of an expression to display would be a variable named by the default data file.