# DIMTXT System Variable [GstarCAD 2025](Help%20System/GSTARCAD/2025/Index.md) → [System Variables](Help%20System/GSTARCAD/2025/System%20Variables/(System%20Variables).md) **Function Description:** The DIMTXT system variable is used to specify the height of dimension text(except for constant text height in current text styles). | | | | --- | --- | | Type | Real | | Saved in | Drawing | | Initial value | 0.1800(Imperial) or 2.5000 (Metric) | --- [Original help](https://www.gstarcad.net/help/GstarCAD_2025_en-US/detail/systemVariables/DIMTXT.html) · © Gstarsoft Co., Ltd.