# PERSPECTIVE System Variable [GstarCAD 2017](Help%20System/GSTARCAD/2017/Index.md) → [System Variables](Help%20System/GSTARCAD/2017/System%20Variables/(System%20Variables).md) → [P](Help%20System/GSTARCAD/2017/System%20Variables/P/(P).md) **Function Description:** The PERSPECTIVE system variable is used to determine whether the current viewport displays a perspective view. | | | | --- | --- | | Type | Integer | | Saved in | Drawing | | Initial value | Unknown | | Range | 0,1 | The perspective view is available in model space in 3D visual styles. **System Variable Value:** **0:** close perspective view **1:** open perspective view --- ## Other versions with matching text [GstarCAD 2016](../../../2016/System%20Variables/P/PERSPECTIVE%20System%20Variable--3f94e0156c8d.md) · [GstarCAD 2018](../../../2018/System%20Variables/P/PERSPECTIVE%20System%20Variable--3f94e0156c8d.md) · [GstarCAD 2019](Help%20System/GSTARCAD/2019/System%20Variables/P/PERSPECTIVE%20System%20Variable--3f94e0156c8d.md) · [GstarCAD 2020](../../../2020/System%20Variables/P/PERSPECTIVE%20System%20Variable--3f94e0156c8d.md) · [GstarCAD 2021](Help%20System/GSTARCAD/2021/System%20Variables/P/PERSPECTIVE%20System%20Variable--3f94e0156c8d.md) · [GstarCAD 2022](Help%20System/GSTARCAD/2022/System%20Variables/P/PERSPECTIVE%20System%20Variable--3f94e0156c8d.md)