Posted by Philip Hallstrom on 04/28/05 23:47

On Thu, 28 Apr 2005, php wrote:

> Its a long story, but basically, theres some code we cannot get around that
> is taking anchor tags such as <a href="#sat"> and turning them into <a
> href="http://host.com/folder/file.html?var=var&var2=var2#sat>.
>
> I need to undo this action with a pattern match on a large body of content
> with "". Can this be done. Here are further details:
>
> I need a regular expression that will recognize the following where #anchor
> can be anything such as #sat or #sunday or #lastpage:
>
> <a*href="http://*#anchor"*>
>
> And turn it into this:
>
> <a*href="#anchor"*>
>
> What I am doing is removing the
> http://host/.../.../file.html?variable&variable that immediately precedes
> the #anchor.

Hmm...

$str = ereg_replace('<(a[^>]*href=")http://[^#]*(#[^"]*")>', '<$1$2>', $str);

Completely untested and assumes lowercase tags and the use of double
quotes and that a single <a href> tag fits on a single line...

But it's a start.

-philip

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