# The Command Window [GstarCAD 2022](Help%20System/GSTARCAD/2022/Index.md) → [User Guide](Help%20System/GSTARCAD/2022/User%20Guide/(User%20Guide).md) → [The User Interface](Help%20System/GSTARCAD/2022/User%20Guide/The%20User%20Interface/(The%20User%20Interface).md) The command window is a dockable and resizable window, which can display commands, system variables, options, messages and prompts. [Enter Commands on the Command Line](Help%20System/GSTARCAD/2022/User%20Guide/The%20User%20Interface/The%20Command%20Window/Enter%20Commands%20on%20the%20Command%20Line.md) To enter a command you can use the keyboard. Some commands also have abbreviated names called *command aliases*. [Enter System Variables on the Command Line](Help%20System/GSTARCAD/2022/User%20Guide/The%20User%20Interface/The%20Command%20Window/Enter%20System%20Variables%20on%20the%20Command%20Line.md) How certain commands work is controlled by setting system variables. [Navigate and Edit Within the Command Window](Help%20System/GSTARCAD/2022/User%20Guide/The%20User%20Interface/The%20Command%20Window/Navigate%20and%20Edit%20Within%20the%20Command%20Window.md) To correct or repeat commands, you can edit text in the command window. [](Help%20System/GSTARCAD/2022/User%20Guide/The%20User%20Interface/The%20Command%20Window/Switch%20Between%20The%20Dialog%20Box%20and%20The%20Command%20Line.md) Instead of using a dialog box or switching back again, you can display prompts on the command line. When you use scripts, this option is most useful.