Re: [PHP] extending Xpath

Andrew Mason wrote:
> Hi,
> I was wondering if it was possible to extend the DOMXpath object in a
> similar fashion to the DomDocument.
> 
> I was hoping to write a wrapper to provide an interface similar to
> prepared statements in the db libraries for the xpath processor.
> 
> 
> $xpath = new myxpath();
> 
> $stmt = $xpath->prepare("/foo/bar[@foo = '?' ]");
> $stmt->bindParam( '?', $potentiallynastystring );
> $x = $stmt->execute();
> 
> I have tried :
> 
> final class timber_utils_domxpath extends DomXpath
> {
>    public function __construct( DOMDocument $dom )
>    {
>        echo "in here";
>        parent::_construct( $dom );
>    }
> }
> 
> 
> but I get the following error
> Fatal error: Call to undefined method DOMXPath::_construct()

Your missing an underscore.  It needs two not one.

> 
> Many thanks
> Andrew
> 


-- 
Jim Lucas

    "Some men are born to greatness, some achieve greatness,
        and some have greatness thrust upon them."

Twelfth Night, Act II, Scene V
     by William Shakespeare