(defun log-error (errmsg) (setq logfile (open "C:\Temp\cad_error.log" "a")) (write-line (strcat "Date: " (rtos (getvar "date") 2 8) " | AutoCAD: " (getenv "acadreleasename") " | Error: " errmsg) logfile) (close logfile) ) You can include env.acadreleasename in your MODEMACRO (status line display) to always remind users (or yourself) which release is active, useful when running multiple versions side-by-side.
(getvar "env.acadreleasename") $(getvar, env.acadreleasename) 3. Visual LISP (VLISP) (vl-load-com) (vla-get-SystemVariables (vla-get-ActiveDocument (vlax-get-acad-object))) 4. Command Line (Quick Check) Simply type:
(setq acadVer (getenv "acadreleasename")) (cond ((wcmatch acadVer " 2024 ") (load "features-2024.lsp")) ((wcmatch acadVer " 2023 ") (load "features-2023.lsp")) ((wcmatch acadVer " 2022 ") (load "features-2022.lsp")) (t (alert "Unsupported AutoCAD version!")) ) When deploying custom CUIx (menu) files or ARX applications, you can verify that the user is running a compatible release before loading critical extensions. 3. Debugging and Logging In enterprise environments, when a user reports an error, your error handler can log env.acadreleasename to help isolate whether the issue is version-specific. env.acadreleasename
Unlike the more common ACADVER (which returns a more cryptic, build-oriented code like "24.3s (LMS Tech)" ), env.acadreleasename returns a human-readable, user-friendly product name.
(setvar "modemacro" "Running $(getvar, env.acadreleasename) - Ready") It is important not to confuse these two: Command Line (Quick Check) Simply type: (setq acadVer
| Feature | env.acadreleasename | ACADVER | |---------|------------------------|-----------| | | "AutoCAD 2024" | "R24.3" | | Readability | High (user-friendly) | Low (developer-oriented) | | Includes LT/Full | Yes | No | | Includes service pack | Sometimes (e.g., 2022.1.2) | Rarely | | Best for | UI messages, user feedback | Exact API/COM compatibility checks |
Next time you fire up AutoCAD and need to know exactly what release you are on—without digging through the About box—just reach for (getenv "acadreleasename") . Unlike the more common ACADVER (which returns a
In the world of AutoCAD and its衍生品 (derivatives) like AutoCAD Civil 3D, AutoCAD Architecture, and Mechanical, system variables and environment parameters form the backbone of automation, customization, and debugging. Among these, env.acadreleasename is a powerful, read-only system variable that provides developers, administrators, and power users with precise information about the running AutoCAD environment.