This is documentation for Mathematica 7, which was
based on an earlier version of the Wolfram Language.
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Updated In 7 Graphic
is a graphics directive which specifies that edges of polygons and other filled graphics objects are to be drawn using the graphics directive or list of directives g.
  • Color, opacity, thickness and dashing directives can be used in EdgeForm.
  • JoinForm can be used to specify how edge segments are joined.
  • In Graphics, the default is to draw no edges.
  • In Graphics3D, the default is to draw edges around every polygon.
  • No lines are ever drawn at edges formed by one polygon intersecting another.
Specify the style of edges and faces:
Edges with different thickness:
Edges with different dashing:
Edges with different color:
Edges with several styles changed:
Affected primitives:
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