Function Entry: VLR-ADDED-P
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Function Entry: VLR-ADDED-P
Name
vlr-added-p
Class
Reactor predicate
Syntax
(vlr-added-p reactor)
Description
Tests whether a reactor object is enabled.
Return Values
- T if the reactor is enabled
- nil otherwise
Side Effects
None.
Availability
- AutoCAD 2026: documented (per Autodesk reference page).
- BricsCAD V26: presumed compatible (no contradicting page found).
- Status: AutoCAD documented; BricsCAD presumed-both pending Phase 4 verification.
Source Notes
- [vlr-current-reaction-name (AutoLISP/ActiveX)](https://help.autodesk.com/cloudhelp/2026/ENU/AutoCAD-AutoLISP-Reference/files/GUID-462F86A0-1452-4F17-8A15-80A9684A842A.htm)
- [About Querying and Modifying Reactors (AutoLISP/ActiveX)](https://help.autodesk.com/cloudhelp/2024/FRA/AutoCAD-AutoLISP/files/GUID-8A2E5A06-9479-4E9D-B99A-9D4DC79BD77E.htm)
- Status: documented.