August 2019
Intermediate to advanced
380 pages
9h 17m
English
Content preview from Blueprints Visual Scripting for Unreal Engine - Second Edition
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Macros versus Functions versus Events
Sometimes, it is not clear when to create a Macro, a Function, or a Custom Event, since they have several characteristics in common. The following table shows a comparison between them to help you to choose the most appropriate for your requirements:
| Macros | Functions | Events | |
| Input parameters | Yes | Yes | Yes |
| Output parameters | Yes | Yes | No |
| Execution paths (input/output) | Any number | One | One |
| Callable by another Blueprint | No | Yes | Yes |
| Latent Actions (for example, delay) | Yes | No | Yes |
| Timeline nodes | No | No | Yes |
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