# INPUTHISTORYMODE System Variable [GstarCAD 2022](Help%20System/GSTARCAD/2022/Index.md) → [System Variables](Help%20System/GSTARCAD/2022/System%20Variables/(System%20Variables).md) → [I](Help%20System/GSTARCAD/2022/System%20Variables/I/(I).md) **Function Description:** The INPUTHISTORYMODE system variable is used to control the content and location of users 'input history. | | | | --- | --- | | Type | Bitcode | | Saved in | Registry | | Initial value | 15 | | Range | 0 \~ 15 | **System Variable Value:** **0:** do not display input history **1:** display recent input history in command line or at dynamic prompts. Users can access input history in command line or at dynamic prompts by pull-down arrowhead or pull-up arrowhead. **2:** display recent input history record of current command in shortcut menu of ""recent input **4:** display all recent input history record of all commands in current task in shortcut menu of "recent input" **8:** display location mark of recent input point. Specify point location by arrowhead at command prompts