On Mon, Sep 12, 2022, 08:01,
Lawrence Velázquez,
<larryv@zsh.org>, wrote:

On Mon, Sep 12, 2022, 12:20,

Michele Venturi,

<dardo82@gmail.com>, wrote:


> > Hello, I have a problem, can you help me?
> > I would like to substitute the last match of
> > a pattern during the parameters expansion:

>

> the string aXbXc should become aXbYc;
> > I have not found a direct and general way
> > of doing it, but there are some solutions…
>
> > I would suggest a new flag like % or $ for it.
> > I wonder if the syntax ${(%)str/X/Y} is going
> > to conflict with other functionalities of ZSH…
>
> But there is already a '%' flag...

This doesn't merits a new one.
>

What merits a new one then?


> Adding negative indexes support to the 'I' flag

> would be very good but verbose in my opinion.
>
> Extending the 'I' flag in this way would be ideal.
>

How do you extend the I flag?


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