Calculate an item cost, without taking into account its additional cost
Returns the item additional cost as defined in the blueprint, multiplied by the number of stacked items
Converts an itemproperty into its in-game description
Imports either nwn.gff or nwn.fastgff, that provide T
Checks if T is either a nwn.gff.GffStruct or a nwn.fastgff.GffStruct
Useful functions that are not part of nwscript