Re: Modifying all URLs in a string

Allan Drake wrote:
> I am modifying URLs for amazon products in a string along with other
> html data in a real basic script. I can't find the right way to do it.
> 
> An Example URL:
>
http://www.amazon.com/exec/obidos/ASIN/B0013EF17O/ref=br_nf_0_4?pf_rd_p=369756201&pf_rd_s=center-11&pf_rd_t=101&pf_rd_i=496994&pf_rd_m=ATVPDKIKX0DER&pf_rd_r=0N5NC0HECYSPF2G37FPK
> 
> 
> After  "/ASIN/B0013EF17O/" I want to insert my standard amazon
> affiliate code    so it would be like....
> 
> /ASIN/B0013EF170/**myaffiliatecodehere***/   <---> chop off the rest
> of the URL
> 
> 
> So I am basically, searching, inserting my code in the right spot, and
> then chopping off part of the URL. I need to do this for every link in
> my string.
> 

How about using a regular expression with a search pattern of 
(http://www.amazon.com/exec/obidos/ASIN/.+?/)
and an output pattern of 
$1***myaffiliatecodehere***/

That should do the trick.

Good luck -- John