Retrieves the value of an AutoCAD system variable
Supported Platforms: Windows and Mac OS
(getvar varname)
Type: String
Names of a system variable.
See the product's Help system for a list of current AutoCAD system variables.
Type: Integer, Real, String, List, or nil
The value of the system variable; otherwise nil, if varname is not a valid system variable.
Get the current value of the fillet radius:
(getvar 'FILLETRAD) 0.25