PHP Variables passed by value or by reference?

Posted by cmcculloh on Stack Overflow See other posts from Stack Overflow or by cmcculloh
Published on 2008-08-03T22:51:41Z Indexed on 2010/03/21 10:21 UTC
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I had a Java developer new to PHP ask me this question the other day, so I thought I'd document the answer here.

Question: are PHP variables passed by value or by reference?

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