# PERIMETER System Variable [GstarCAD 2021](Help%20System/GSTARCAD/2021/Index.md) → [System Variables](Help%20System/GSTARCAD/2021/System%20Variables/(System%20Variables).md) → [P](Help%20System/GSTARCAD/2021/System%20Variables/P/(P).md) **Function Description:** The PERIMETER system variable is used to store the last perimeter calculated by AREA and LIST commands. (Read-Only) | | | | --- | --- | | Type | Real | | Saved in | Not saved | | Initial value | 0.0000 | --- ## Other versions with matching text [GstarCAD 2016](../../../2016/System%20Variables/P/PERIMETER%20System%20Variable--57deb8dead78.md) · [GstarCAD 2017](Help%20System/GSTARCAD/2017/System%20Variables/P/PERIMETER%20System%20Variable--57deb8dead78.md) · [GstarCAD 2018](../../../2018/System%20Variables/P/PERIMETER%20System%20Variable--57deb8dead78.md) · [GstarCAD 2019](Help%20System/GSTARCAD/2019/System%20Variables/P/PERIMETER%20System%20Variable--57deb8dead78.md) · [GstarCAD 2020](../../../2020/System%20Variables/P/PERIMETER%20System%20Variable--57deb8dead78.md) · [GstarCAD 2022](Help%20System/GSTARCAD/2022/System%20Variables/P/PERIMETER%20System%20Variable--57deb8dead78.md)