# SELECTIONPREVIEW System Variable [GstarCAD 2021](Help%20System/GSTARCAD/2021/Index.md) → [System Variables](Help%20System/GSTARCAD/2021/System%20Variables/(System%20Variables).md) → [S](Help%20System/GSTARCAD/2021/System%20Variables/S/(S).md) ## Function Description: The SELECTIONPREVIEW system variable is used to control the display of selection preview. | | | | --- | --- | | Type | Bitcode | | Saved in | Registry | | Initial value | 3 | | Range | 0,1,2 | The object will be highlighted when pickbox cursor rolling over objects. It means this object could be selected by clicking. ## System Variable Value: **0:** turn off **1:** turn on when there is no active command **2:**turn on when prompts to select objects **Note:** when the COMMANDPREVIEW is on, it ignores the SEELCTIONPREVIEW system variable. --- ## Other versions with matching text [GstarCAD 2016](../../../2016/System%20Variables/S/SELECTIONPREVIEW%20System%20Variable.md) · [GstarCAD 2017](Help%20System/GSTARCAD/2017/System%20Variables/S/SELECTIONPREVIEW%20System%20Variable.md) · [GstarCAD 2018](Help%20System/GSTARCAD/2018/System%20Variables/S/SELECTIONPREVIEW%20System%20Variable.md) · [GstarCAD 2019](Help%20System/GSTARCAD/2019/System%20Variables/S/SELECTIONPREVIEW%20System%20Variable.md) · [GstarCAD 2020](Help%20System/GSTARCAD/2020/System%20Variables/S/SELECTIONPREVIEW%20System%20Variable.md)