Re: accessing variable from inside a class

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Lars Nielsen wrote:
> Hi,
> 
> How do i access a variable from inside a class? ex. I want to use
> $template_dir inside Template.
> 
> 
> $template_dir = 'templates/';
> 
> class templateParser {
> 	var $output;
> 	
> 	function templateParser($templateFile='default_template.htm')
> 	{
> 		(file_exists($template_dir.$templateFile)) ? 
> 			$this->output=file_get_contents($template_dir.$templateFile) 
> 			:
> 			die('Error:Template file '.$template_dir.$templateFile.' not found');
> 	}
> 	
> }
> 
> I run Fedora 10, apache 2.2.11 and php 5.2.9.
> I get an error saying that $template_dir is undefined.
> 
> Regards
> Lars Nielsen
> 

Well you have to access it as a global by either declaring it global in
the method (global $template_dir;) or by the superglobal
$GLOBALS['template_dir'].  However this is probably not the preferred
way to do it.

I would either define it as a constant define('TEMPLATE_DIR',
'templates/') or you could pass $template_dir into the class constructor
and have it set as a class var, but I prefer the constant.

-- 
Thanks!
-Shawn
http://www.spidean.com

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