/**
* Translates a CSS expression to its XPath equivalent.
* Optionally, a prefix can be added to the resulting XPath
* expression with the $prefix parameter.
*
* @param mixed $cssExpr The CSS expression.
* @param string $prefix An optional prefix for the XPath expression.
*
* @return string
*/
public static function toXPath($cssExpr, $prefix = 'descendant-or-self::')
{
$converter = new Converter(self::$html);
return $converter->toXPath($cssExpr, $prefix);
}
