GstarCAD 2027 · Command Reference
Commands > C Command > CHANGEBASE
Function Description:
This command is used to allow changing the base point position of a block. You can move the base point and keep objects staying in original position, or move objects and keep base point staying in original position.
Command Access:
Icon:
Menu: Express > Blocks > Change Base
Ribbon: Express > Blocks > Change Base
Toolbar: /
Command: CHANGEBASE
Alias: /
Command Prompts:
Please select a block:
Specify new position of the base point:
Specify the mode[move Object/move Base point] \<move Base point>:
Moves objects in the block according to the new relative position of objects and base point, while the base point is staying in the original position.

Moves the base point, while the objects are staying in the original position.

Related Tasks:
Article ID: 4183
Created: September 26, 2026
Last Updated: September 25, 2026
Author: kbadmin
Online URL: https://kb.gstarcad.com.my/article/changebase-command-gstarcad-2027-4183.html