AutoLISP programming language has been around for decades, yet there are many functions that often go undiscovered or forgotten by veteran AutoLISP programmers. While there are hundreds of AutoLISP programming language functions (thousands, if you count ActiveX), this class will focus on 21 functions that new developers often overlook and that veteran programmers often forget. All of the functions fit into 1 of several different themes, including function execution, object creation and manipulation, and error handling. We will also discuss loading LISP files, accessing variable values, and configuring contextual help.
Lee Ambrosius is a principal learning content developer at Autodesk, Inc., for the AutoCAD software and AutoCAD LT software products. He works primarily on the CAD administration, customization, and developer documentation. Lee has also worked on the user documentation for AutoCAD software on Windows and Mac. He has presented on a wide range of topics at Autodesk University over the past 10 years, from general AutoCAD customization to ObjectARX technology. Lee has authored a number of AutoCAD-related books, with his most recent projects being AutoCAD Platform Customization: User Interface, AutoLISP, VBA, and Beyond and AutoCAD 2015 and AutoCAD LT 2015 Bible. You can find him roaming various community forums, posting articles on his blog, or tweeting information regarding AutoCAD software when he's not writing.