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AutoCAD 2025 for Mac Developer and ObjectARX
    • Customization Guide
    • DXF Reference
    • AutoLISP and DCL
      • AutoLISP: Developer's Guide
      • AutoLISP: Reference
        • Functions Reference (AutoLISP)
        • AutoLISP Core Functions
          • Functions By Functionality
          • Non-alphabetic Functions
          • A Functions
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          • G Functions
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          • L Functions
          • M Functions
          • N Functions
          • O Functions
          • P Functions
            • polar (AutoLISP)
            • prin1 (AutoLISP)
            • princ (AutoLISP)
            • print (AutoLISP)
            • progn (AutoLISP)
            • prompt (AutoLISP)
          • Q Functions
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          • Z Functions
        • AutoLISP External Functions
        • DCL Reference
        • ActiveX Library Functions (Windows Only)
        • Express Tools Library Functions (AutoCAD for Windows Only)
        • Visual LISP IDE Related Functions (AutoCAD for Windows Only)
      • AutoLISP: Tutorials
    • ObjectARX
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    prompt (AutoLISP)

    Displays a string on your screen's prompt area

    Supported Platforms: Windows, Mac OS, and Web

    Signature

    (prompt msg)
    msg

    Type: String

    Message to be displayed to the user.

    Return Values

    Type: nil

    Always returns nil.

    Remarks

    On dual-screen AutoCAD configurations, prompt displays msg on both screens and is, therefore, preferable to princ.

    Examples

    (prompt "New value: ")
    New value: nil

    Related Concepts

    • Display Control Functions Reference (AutoLISP)
    • About Displaying Messages (AutoLISP)

    Related Reference

    • prin1 (AutoLISP)
    • princ (AutoLISP)
    • print (AutoLISP)
    • alert (AutoLISP)

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