db::search_clause PHP Method

    static function search_clause($search, $fields, $mode = 'OR')
    {
        if (empty($search)) {
            return false;
        }
        $arr = array();
        foreach ($fields as $f) {
            array_push($arr, $f . ' LIKE \'%' . $search . '%\'');
            //array_push($arr, $f . ' REGEXP "[[:<:]]' . db::escape($search) . '[[:>:]]"');
        }
        return '(' . implode(' ' . trim($mode) . ' ', $arr) . ')';
    }