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| Allegro CL version 10.1 Unrevised from 10.0 to 10.1. 10.0 version

## beep

Arguments: &optional stream duration

Causes the computer to beep audibly usually getting the user's attention. The arguments are ignored (they provide backward-compatibility but have no function in the current release).

Copyright (c) 1998-2022, Franz Inc. Lafayette, CA., USA. All rights reserved.
This page was not revised from the 10.0 page.
Created 2019.8.20.

|  | ToC | DocOverview | CGDoc | RelNotes | FAQ | Index | PermutedIndex
| Allegro CL version 10.1 Unrevised from 10.0 to 10.1. 10.0 version