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<?php
/**
* Smarty plugin
*
* @package Smarty
* @subpackage PluginsModifier
*/
/**
* Smarty count modifier plugin
* Type: modifier
* Name: count
* Purpose: counts all elements in an array or in a Countable object
* Input:
* - Countable|array: array or object to count
* - mode: int defaults to 0 for normal count mode, if set to 1 counts recursive
*
* @param mixed $arrayOrObject input array/object
* @param int $mode count mode
*
* @return int
*/
function smarty_modifier_count($arrayOrObject, $mode = 0)
{
/*
* @see https://www.php.net/count
* > Prior to PHP 8.0.0, if the parameter was neither an array nor an object that implements the Countable interface,
* > 1 would be returned, unless value was null, in which case 0 would be returned.
*/
if ($arrayOrObject instanceof Countable || is_array($arrayOrObject)) {
return count($arrayOrObject, (int) $mode);
} elseif ($arrayOrObject === null) {
return 0;
}
return 1;
}
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