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Subject: Re: [PHP-DEV] constant name
From: didou@keliglia.com (Mehdi Achour)

barfoo (c/p error)

Jason Garber wrote:
> Does it output "barfoo" or "bar"?
> ~Jason
> 
> 
> At 5/5/2004 10:01 PM +0200, Mehdi Achour wrote:
> Hi !
> 
> The manual reads :
> 
> "The name of a constant follows the same rules as any label in PHP. A
> valid constant name starts with a letter or underscore, followed
> by any number of letters, numbers, or underscores. As a regular
> expression, it would be expressed thusly:
> '[a-zA-Z_\x7f-\xff][a-zA-Z0-9_\x7f-\xff]'"
> 
> 
> I know that this is true when trying to echo a constant directly, as the 
> parser raise an error, but you can trick it with a constant() call :
> 
> <?php
> 
> define('
> (\ /)
> {=B0_=B0)
> () ()
> ( )( )
> ', 'barfoo');
> 
> echo constant('
> (\ /)
> {=B0_=B0)
> () ()
> ( )( )
> ') . chr(10); // outputs : bar
> 
> Is it a feature or a bug ? :)
> 
> Mehdi Achour
>