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 | | Quintiq file version 2.0 |  | #parent: #root |  | Function CalcPackagingInventory |  | { |  |   TextBody: |  |   [* |  |     // lihongji Jul-26-2024 (created) |  |      |  |     value := this.InitialPackagingInventory() + guard( this.Previous().PackagingInventory()                 +  |  |                                                        guard( this.Previous().Package(), 0.0 )              -   |  |                                                        ifexpr( this.TransferIn() > 0.0, 0, this.Unpacking() ),  |  |                                                        0.0 ) |  |                                               - this.Out(); |  |      |  |     this.PackagingInventory( value ); |  |   *] |  | } | 
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