Cancel Purchase/Sales Packing slip [X++]

//Purch
// select the purch product receipt vendPackingSlipJour then:
Args args = new Args();
args.record(vendPackingSlipJour);
new MenuFunction(menuitemActionStr(PurchFormLetter_PackingSlipCancel), MenuItemType::Action).run(args);

//Sales
// select the sales packing slip custPackingSlipJour then:
Args args = new Args();
args.record(custPackingSlipJour);
new MenuFunction(menuitemActionStr(SalesFormLetter_PackingSlipCancel), MenuItemType::Action).run(args);