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<?php
namespace Smarty\FunctionHandler;
use Smarty\Exception;
use Smarty\Template;
/**
* count(Countable|array $value, int $mode = COUNT_NORMAL): int
* If the optional mode parameter is set to COUNT_RECURSIVE (or 1), count() will recursively count the array.
* This is particularly useful for counting all the elements of a multidimensional array.
*
* Returns the number of elements in value. Prior to PHP 8.0.0, if the parameter was neither an array nor an object that
* implements the Countable interface, 1 would be returned, unless value was null, in which case 0 would be returned.
*/
class Count extends Base {
public function handle($params, Template $template) {
$params = array_values($params ?? []);
if (count($params) < 1 || count($params) > 2) {
throw new Exception("Invalid number of arguments for count. count expects 1 or 2 parameters.");
}
$value = $params[0];
if ($value instanceof \Countable) {
return $value->count();
}
$mode = count($params) == 2 ? (int) $params[1] : COUNT_NORMAL;
return count((array) $value, $mode);
}
}
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