I'd like to propose a function i use pretty much in all interfaces with listboxes that need to be updated.
The purpose of this function is to know what have been added and deleted in an array.
**Description:** This function will parse //reference// and //array// to return added and deleted elements. The puspose of this function is to know what have been added and deleted in an array.
**Syntax:** [reference, array] call **BIS_fnc_getDeletedAndAdded**
**Parameters:** reference: Array - reference array
array: Array - updated array
**Return Value:** Array - in following format: [[deleted elements], [added elements]]