Php: Select part of a url

[anotherF]

Hi i have a script that extracts a url from a website by matching a pattern i now want to extract infomation from the url:

http://site.com/qaz/qaz?=qwerty

I basically want to capture the word after the =

so in this case qwerty

I have not a clue how to do this could anyone tell me what i should be looking at.

Thanks

 

[anotherF]

Cheers!

 

[anotherF]

robmiller i couldn't get it to work so i run the exact code you posted, it dosent find the foo=bar result only the baz=lol do you know why?

Cheers

 

[anotherF]

Thanks