Why is $b "b" in this logic when echoing out ${$b}

Posted by user275074 on Stack Overflow See other posts from Stack Overflow or by user275074
Published on 2010-03-27T09:02:03Z Indexed on 2010/03/27 9:23 UTC
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variable

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variables

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php

I'd have expected ${$b} to be 'a' but it is 'b', why is this the case?

$a = "b";
$b = "a";

Sorry again I forgot to put ${$b} produces "b"

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