Altium Designer Documentation
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PCB Query Functions
Layer Checks
OnBottom
Created: August 02, 2022 | Updated: August 02, 2022
| Applies to version: 21
This document is no longer available beyond version 21.. Information can now be found here: OnBottom for version 24
Parent page: PCB Query Functions - Layer Checks
Summary
Returns all objects on the layers: Bottom Layer, Bottom Overlay, Bottom Paste, and Bottom Solder.
Syntax
OnBottom : Boolean
Example Usage
OnBottom
OnBottom = True
Returns all objects on the layers: Bottom Layer, Bottom Overlay, Bottom Paste, and Bottom Solder.
Not OnBottom
OnBottom = False
Returns all objects except objects on the layers: Bottom Layer, Bottom Overlay, Bottom Paste, and Bottom Solder.
