Hello World Command - Autocad-autolisp Typing CST Test
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Hello World Command — Autocad-autolisp Code
Defines a custom AutoCAD command that prints 'Hello, World!' in the command line.
(defun c:HELLO ()
(princ "Hello, World from AutoLISP!\n")
(princ)
)Autocad-autolisp Language Guide
AutoLISP is a dialect of the LISP programming language built for automating tasks and customizing functionality within Autodesk AutoCAD. It enables users to create scripts, routines, and functions that extend AutoCAD’s capabilities for design, drafting, and drawing automation.
Primary Use Cases
- ▸Automating repetitive drafting tasks
- ▸Creating custom drawing and editing commands
- ▸Developing parameterized design routines
- ▸Batch processing drawings and data extraction
- ▸Integration with external data sources (Excel, databases) for CAD automation
Notable Features
- ▸Direct access to AutoCAD drawing objects and entities
- ▸Ability to create custom commands with (defun) and (defun-c)
- ▸Interactive prompts and dialogs for user input
- ▸Integration with other AutoCAD APIs like ActiveX and VBA
- ▸Supports recursive functions and list processing for geometric calculations
Origin & Creator
Developed by Autodesk based on the LISP language to enable programmatic customization and automation of AutoCAD workflows.
Industrial Note
Essential for CAD managers, BIM coordinators, and design engineers who need repeatable, scriptable solutions for complex CAD tasks.