Posted by Man-wai Chang on 04/26/07 01:45

> As I said, this is not properly documented, IIRC. "Variable variables"
> section mentions ${...} but with no further comments.

In news://news.gmane.org/gmane.comp.php.general, someone found it:

http://hk2.php.net/manual/en/language.types.string.php
section complex (curly) syntax


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