These are a few of the topics I get asked about a lot. I’ve tried to give you cogent explanations plus some example code to get you started. Have fun!
Autolisp Basics
Autolisp is the grand daddy of AutoCAD programming tools and you’d be amazed at the amount of Autolisp programming tools you can find on the Internet. Given a little knowledge you can integrate existing Autolisp routines into your own and gain tremendous power over your AutoCAD based installation ( … more …)
Visual Lisp Topics
You should first understand that Visual Lisp began its life as an add-on product and has wound up as a native AutoCAD function with the AutoCAD 2000 release. This means that Visual Lisp support is not standard for AutoCAD R14 platforms so you should be careful not to build Visual Lisp commands into your Lisp routines if R14 support is an issue. ( … more …)
AutoCAD Scripting Made Simple
Script procedures are one of the oldest, lowest tech forms of AutoCAD customization. A script is simply a file that contains the exact series of keystrokes required to make AutoCAD perform a given task. The script file is authored using a plain text editor (such as Notepad) and saved with an SCR extension for reading by AutoCAD’s SCRIPT command. ( … more …)
Robert has provided CAD management consulting, programming and training services for clients throughout the United States and Canada since 1991. Reach Robert at