Curly brackets are usually highlighted as well so it is a good practice, 
generally speaking, to use them for double quoted strings and maintainability 
increase automatically.

Regards

> From: esam...@barc.gov.in
> To: php-general@lists.php.net
> Date: Thu, 22 Oct 2009 11:31:53 +0530
> Subject: RE: [PHP] how call a variable in a text
> 
> This is always safe to use variables like this...
> 
> $text = "This is " . $variable;
> 
> Or
> 
> $text = "This is " . $variable[0];
> 
> Regards,
> 
> Samrat Kar
> FRD, BARC
> 
> Tel: 022-25597295
> Alternate Email: esam...@yahoo.com
> 
> 
> -----Original Message-----
> From: Kim Madsen [mailto:php....@emax.dk] 
> Sent: Thursday, October 22, 2009 2:25 AM
> To: a...@ashleysheridan.co.uk
> Cc: David Murphy; php-general@lists.php.net
> Subject: Re: [PHP] how call a variable in a text
> 
> Ashley Sheridan wrote on 2009-10-21 22:43:
> 
> > The {} only become really useful when you're trying to reference arrays
> > within a string:
> > 
> > $var = array('great', 'boring');
> > 
> > $text = "this is {$var[0]}.";
> > 
> > Without the curly braces, PHP wouldn't be able to figure out whether you
> > wanted the end string to be 'This is great.' or 'This is [0].' despite
> > the variable itself clearly being an array.
> 
> Ehh what? This has never been a problem for me:
> 
> $text = "this is $var[0].";
> 
> However this does give an error (or notice, don't recall, haven't seen 
> the error in quite a while):
> 
> $text = "this is $var['0'].";
> 
> In that case the solution is the curly brackets:
> 
> $text = "this is {$var['0']}.";
> 
> -- 
> Kind regards
> Kim Emax - masterminds.dk
> 
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