>Instead of passing multiple parameters we may want to always pass just one parameter object.

That's one of the reasons the team made the empty class and AddProperty() function - so

oParam=createobject("empty")
addproperty(oParam, "prop1", value1)
addproperty(oParam, "prop2", value2)
...
addproperty(oParam, "propN", valueN)
anycode(oParam)