/*** 封裝查詢函數(shù)*/public function get_what($table='',$where=array(),$fields = ' * '){    if( '' == $table ){      return false;    }    //查詢并返回相關(guān)結(jié)果    $query = $this->db->select($fields)->where($where)->get($table);    $res = $query->result_array();    return $res;}/*** 封裝單條查詢函數(shù)*/public function get_row($table='',$where=array(),$fields = ' * '){    if( '' == $table ){      return false;    }    //查詢并返回相關(guān)結(jié)果    $query = $this->db->select($fields)->where($where)->get($table);    $res = $query->row_array();    return $res;}/*** 封裝更新函數(shù)*/public function update_what($table='', $where=array(), $data = array()){    if('' == $table || true === empty($where) || true === empty($data)){      return false;    }    //更新相應(yīng)的字段    $query = $this->db->update($table,$data,$where);    return $query;}/*** 擴展數(shù)據(jù)庫函數(shù)之自增 自減* using：* $table = 'codeuser';$where = array('id'=>1);$data = array('usestate'=>'usestate+1','imgtype' => 'imgtype-1');*/public function update_count($table = '', $where=array(), $data=array()){     //如果表名為空 或者數(shù)據(jù)為空則直接 返回false     if('' == $table || empty($data)){       return false;     }     foreach($data as $key => $val){       if(false !== stripos($val,'+') || false !== stripos($val,'-')){         $this->db->set($key, $val, FALSE);       }else{         $this->db->set($key, $val);       }     }     $res = $this->db->where($where)->update($table);     return $res;}/*** 封裝插入函數(shù)*/public function insert_what($table = '', $data = array()){    if('' == $table || true === empty($data)){      return false;    }    //插入 相關(guān)記錄    $query = $this->db->insert($table, $data);    return $query;}/*** 刪除記錄封裝函數(shù)*/public function delete_what($table = '', $where=array()){    if(true === empty($where) || '' == $table){      return false;    }    //刪除相關(guān)表記錄    $query = $this->db->delete($table,$where);    return $query;}/*** debug 相關(guān)函數(shù)*/ public function debug_what($org_error = ''){    $con = $this->router->fetch_class();    $func = $this->router->fetch_method();    if($org_error){      $error .= date("Y-m-d H:i:s",time())."/r/n";      $error .= __FILE__."/r/n";      $error .= $con." 控制器下的：/r/n";      $error .= $func." 方法調(diào)試信息如下：/r/n";      $error .= $org_error;file_put_contents("./error_log.txt",$error."/r/n",FILE_APPEND);    }}