attach.weight.edge
Syntax
Get/set the attachment weight. For type 2 attachments (gridpoint to edge), returns the location of the gridpoint relative to the edge ends. If the attachment type is a type other than 2, the function returns 0.0.
f - value in the range 0 to 1.0
a - attach pointer
attach.typeid
attach.weight.face
9.1.13