phpcms多选字段使用方法

* 根据box类型字段获取显示名称 
* @param $field 字段名称 
* @param $value 字段值 
* @param $modelid 字段所在模型id 
function box($field, $value, $modelid='') { 
        $fields = getcache('model_field_'.$modelid,'model'); 
        extract(string2array($fields[$field]['setting'])); 
        $options = explode("\n",$fields[$field]['options']); 
        foreach($options as $_k) { 
                $v = explode("|",$_k); 
                $k = trim($v[1]); 
                $option[$k] = $v[0]; 
        } 
        $string = ''; 
        switch($fields[$field]['boxtype']) { 
                        case 'radio': 
                                $string = $option[$value]; 
                        break; 
                        case 'checkbox': 
                                $value_arr = explode(',',$value); 
                                foreach($value_arr as $_v) { 
                                        if($_v) $string .= $option[$_v].' 、'; 
                                } 
                        break; 
  
                        case 'select': 
                                $string = $option[$value]; 
                        break;  //phpfensi.com 
  
                        case 'multiple': 
                                $value_arr = explode(',',$value); 
                                foreach($value_arr as $_v) { 
                                        if($_v) $string .= $option[$_v].' 、'; 
                                } 
                        break; 
                } 
                        return $string; 
}