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