Query or set the character string used to prefix output produced when echoing commands is enabled.
The default value is "+ "
.
See ‘Diary and Echo Commands’, for a description of echoing commands.
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.
See also: echo, echo_executing_commands, PS1, PS2.
Package: octave