# Commands about Data Extraction [GstarCAD 2025](Help%20System/GSTARCAD/2025/Index.md) → [Commands](Help%20System/GSTARCAD/2025/Commands/(Commands).md) **Commands：** - [DATAEXTRACTION](Help%20System/GSTARCAD/2025/Commands/DATAEXTRACTION.md) - [EXTERNALREFERENCES](Help%20System/GSTARCAD/2025/Commands/EXTERNALREFERENCES.md) **System Variables：** - [DXEVAL](Help%20System/GSTARCAD/2025/System%20Variables/DXEVAL.md) - [ERHIGHLIGHT](Help%20System/GSTARCAD/2025/System%20Variables/ERHIGHLIGHT.md) --- [Original help](https://www.gstarcad.net/help/GstarCAD_2025_en-US/detail/commandReferences/Commands%20about%20Data%20Extraction.html) · © Gstarsoft Co., Ltd.