How to have a constant variable just inside a custom event and not add it as variable of blueprint

[Valentinvis]

@Supremative

1. Create BlueprintMacroLibrary and add the following macro to it:

2. Use it anywhere:

Same for arrays:

This looks nice as it is using wildcard but does it have downsides? How @Everynone mentioned a situation in his version. I can see some variations of this that would be useful in a few functions/events in my game as well.

@Everynone

can be used everywhere but may not play all that well with latent actions.