/**   * 循环实现编码互转   *   * @param string $param(字符串，对象，或者数组)，$currCharset当前编码，$toCharset期望编码   * @return 参数类型     */    function zhandi_iconv($param,$currCharset,$toCharset){       if ($currCharset != $toCharset){      if (is_string($param)){         return iconv($currCharset, $toCharset, $param);      }else if (is_array($param)){         foreach ($param as $key => $value){            $param[$key] = zhandi_iconv($value,$currCharset,$toCharset);         }         return $param;      }else if (is_object($param)){         foreach ($param as $key => $value){              $param->$key = zhandi_iconv($value,$currCharset,$toCharset);         }         return $param;      }else{    return $param;    }  }   return $param;  }