# INTERFEREOBJVS System Variable [GstarCAD 2026](Help%20System/GSTARCAD/2026/Index.md) → [System Variables](Help%20System/GSTARCAD/2026/System%20Variables/(System%20Variables).md) → [I](Help%20System/GSTARCAD/2026/System%20Variables/I/(I).md) ## Function Description: The INTERFEREOBJVS system variable is used to set the visual style for interference objects. | | | | --- | --- | | Type | Strings | | Saved in | Drawing | | Initial value | Real | The INTERFEREOBJVS system variable can only set the visual style to save in a drawing. Users can not use the PURGE command to delete the visual style specified by INTERFEREOBJVS system variable. --- [Original help](https://www.gstarcad.net/help/GstarCAD_2026_en-US/detail/systemVariables_Igsv/INTERFEREOBJVS.html) · © Gstarsoft Co., Ltd.