'VBScript example
set oCyl = CreatePrim( "Cylinder", "MeshSurface" )
Create2DSkeleton -0.010, 3.040, 0.000, 0.010, 0.068, 0.000, 0.000, 0.000, 1.000, 1
AppendBone , -0.010, -2.962, 0.000
SelectObj "cylinder", , True
ApplyFlexEnv "cylinder;bone,bone1,eff", False
call ApplyOp( "Twist", create_scene )
set oPrimitive = oCyl.activeprimitive
set oConstructionHistory = oPrimitive.ConstructionHistory
for each operator in oConstructionHistory
        LogMessage "// Next() " & typename(operator)
next
set operators = oConstructionHistory.Filter( "Operator" )
LogMessage typename( operators )