[XYZ]Gridstyle Keyword
Used With Routines:  AXIS, BAR3D,  CONTOUR,  CONTOURFS,  CONTOUR2,  OPLOT,  PLOTSHADE_SURF,  SURFACE
Corresponding System Variable:  ![XYZ].Gridstyle
Lets you change the linestyle of tick intervals on the x-, y-, and z-axes.
The default is a solid line. The linestyles are listed in Table 21-1: Available Linestyles.
See also Gridstyle.