Arbortext IsoDraw > Macro Language Reference > Object Data Types > Application Object - Data Exchange Preferences > Export U3D
  
Export U3D
Applies to Arbortext IsoDraw CADprocess 7.1 F000 and later.
app.u3d.extension
Returns and sets the file extension as string with a maximum length of 8 characters.
app.u3d.extension = "u3d"