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C++ API

Built-in Function: val = beep_on_error ()

Built-in Function: old_val = beep_on_error (new_val)

Built-in Function: beep_on_error (new_val, "local")

Query or set the internal variable that controls whether Octave will try to ring the terminal bell before printing an error message.

When called from inside a function with the "local" option, the variable is changed locally for the function and any subroutines it calls. The original variable value is restored when exiting the function.

Package: octave