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Documentation Altium Designer 文档 ... PCB Query((Fields))_AD PCB Query Fields((S to Z))_AD

Query_Lang-PCBFunctions_Fields_StartLayerStartLayer_AD

Created: 八月 02, 2022 | Updated: 八月 02, 2022 | Applies to version: 21

This document is no longer available beyond version 21. Information can now be found here: StartLayer for version 25

Parent page: PCB Query Functions - Fields

Summary

Returns all via objects whose left-hand layer in their Drill Pair property complies with the Query.

Syntax

StartLayer = Layer_String

Where Layer_String is the name given to that layer in the Layer Stack Manager. Learn more about Defining the Layer Stack.

Example Usage

StartLayer = 'Top Layer'
Returns all via objects whose Drill Pair property has a left-hand entry of Top Layer.

StartLayer <> 'Signal Layer 2'
Returns all objects except for via objects whose Drill Pair property has a left-hand entry of Signal Layer 2.

IsVia && StartLayer <> 'Internal Plane 1'
Returns all Via objects except those whose Drill Pair property has a left-hand entry of Internal Plane 1.

Tips

  1. The single quote characters (') at the start and end of Layer_String are mandatory.
  2. The Drill Pair property is only defined for via objects.

 

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