You want to do it in a greater text, I think.

1,$s/^>(>*From )/\1/


$line = preg_replace ($pattern, $replacement, $line);


Adding one '>':

preg_replace('/(^[>]+From )/','>$1', $line)

Removing one '>':

preg_replace('/(^>([>]+From )/','$1', $line)

Cheers,

        Tamas

-----Original Message-----
From: Tim Streater [mailto:t...@clothears.org.uk] 
Sent: Sunday, July 24, 2011 8:51 PM
To: Dajka Tamás; PHP General List
Subject: Re: RE: [PHP] Use of preg_replace

On 24 Jul 2011 at 19:35, Dajka Tamás <vi...@vipernet.hu> wrote: 

> I lost trail, what do you want to do?
>
> You want to convert
>
>>>> From
>
> to this:
>
>>> From

The number of > in front of "From " is not known. I want to be able to add or 
remove one.

--
Cheers  --  Tim



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