Altium Designer 文档
...
((PCB Query Functions))_AD
PCB Query((Membership Checks))_AD
Query_Lang-PCBFunctions_MembershipChecks_InFromToClassInFromToClass_AD
Created: 九月 13, 2015 | Updated: 八月 20, 2021
| Applies to versions: 15.1, 16.0, 16.1, 17.0, 17.1, 18.0, 18.1, 19.0, 19.1, 20.0, 20.1 and 20.2
您正在阅读的是 20. 版本。关于最新版本，请前往 Query_Lang-PCBFunctions_MembershipChecks_InFromToClass((InFromToClass))_AD 阅读 21 版本
Parent page: PCB Query Functions - Membership Checks
Summary
Returns all from-to objects that are members of the specified From To Class.
Syntax
InFromToClass(ClassName : String) : Boolean/Boolean_String
Example Usage
InFromToClass('Bus Terminators')
InFromToClass('Bus Terminators') = True
InFromToClass('Bus Terminators') = 'True'
Returns all from-to objects that are members of the Bus Terminators From To Class.
Not InFromToClass('Bus Terminators')
InFromToClass('Bus Terminators') = False
InFromToClass('Bus Terminators') = 'False'
Returns all objects except from-to objects that are members of the Bus Terminators From To Class.
Tips
- The single quote characters (') at the start and end of the
ClassNamestring are mandatory.