By default, the format of the axis labels gets determined automatically.If you want to do this yourself, use this option with the same %lf arguments you know from the PRINT and GPRINT commands.
Use this Option to create e.g. STACKed graphs.<br>AREA/STACK: 1st graph keeps AREA/STACK items, others convert to STACK<br>LINE1: all items convert to LINE1 items<br>LINE2: all items convert to LINE2 items<br>LINE3: all items convert to LINE3 items