Wgraph:Demo border width

• Default border_width for nodes is 2

{{#wgraph:svg|thumb=50|wgl|gdl|

 node A { }
 node B { border_width 0  }
 node C { border_width 1  }
 node D { border_width 2  }
 node E { border_width 10 }
 node F { border_width 20 }

}}