# DIMTIH System Variable [GstarCAD 2020](Help%20System/GSTARCAD/2020/Index.md) → [System Variables](Help%20System/GSTARCAD/2020/System%20Variables/(System%20Variables).md) → [D](Help%20System/GSTARCAD/2020/System%20Variables/D/(D).md) **Function Description:** The DIMTIH system variable is used to control position of dimension text in extension line for all types of dimension except ordinate dimension.. | | | | --- | --- | | Type | Parameter | | Saved in | Drawing | | Initial value | On (Imperial) or Off (Metric) | **System Variable Value:** **Off:** align the text and dimension line **On:** draw text horizontally --- ## Other versions with matching text [GstarCAD 2016](../../../2016/System%20Variables/D/DIMTIH%20System%20Variable--f0ffd19778dd.md) · [GstarCAD 2017](Help%20System/GSTARCAD/2017/System%20Variables/D/DIMTIH%20System%20Variable--f0ffd19778dd.md) · [GstarCAD 2018](../../../2018/System%20Variables/D/DIMTIH%20System%20Variable--f0ffd19778dd.md) · [GstarCAD 2019](../../../2019/System%20Variables/D/DIMTIH%20System%20Variable--f0ffd19778dd.md) · [GstarCAD 2021](../../../2021/System%20Variables/D/DIMTIH%20System%20Variable--f0ffd19778dd.md) · [GstarCAD 2022](Help%20System/GSTARCAD/2022/System%20Variables/D/DIMTIH%20System%20Variable--f0ffd19778dd.md)