RE: Using $$

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> -----Original Message-----
> From: Arno Kuhl [mailto:akuhl@xxxxxxxxxxxx]
> Sent: 19 November 2009 12:23
> 
> I was looking at some old code that I'm convinced once worked but
> now using
> php5 it doesn't seem to work anymore.
> 
> $input = "_REQUEST";
> if (is_array($$input)) {
>     // do something
> }


> I tested something other than a superglobal and it works as
> expected. What
> am I missing?

Depends where you have this fragment of code, but possibly the big fat warning box towards the bottom of http://php.net/language.variables.variable?

Cheers!

Mike
 -- 
Mike Ford,
Electronic Information Developer, Libraries and Learning Innovation,  
Leeds Metropolitan University, C507, Civic Quarter Campus, 
Woodhouse Lane, LEEDS,  LS1 3HE,  United Kingdom 
Email: m.ford@xxxxxxxxxxxxxx 
Tel: +44 113 812 4730





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