2020-07-17_21:20:23
An Array in a Blueprint is a linear collection of elements all of the same type. Indexing starts at zero.
To clear/empty an array, no not use en empty SET node (as is done with references), instead create a Make Array and assign that.
An array member can be a UPROPERTY.
Such members will contain array operation (add/remove element) widets in the Details Panel.
The array can be sized using an enum, int32 MyArray[EMyEnum::NumValue],
which will cause the GUI widget in the Details Panel to display the enum names for each element.
There is a UPROPERTY Meta Specififier that
[[2020-03-09_21:43:36]] UPROPERTY
[[2020-07-02_15:45:39]] Enum