paramObj = new param(); $rows = $this->paramObj->getParamByCid($this->cate); $this->paramSet = []; foreach($rows as $row){ $arr = explode('',$row['pdfcol']); foreach($arr as $v){ $item = explode('=>',$v); if($item[0]==$this->type){ $this->paramSet[$row['ptpa_id']] = $item[1]; } } } $this->paramSet = array_flip($this->paramSet); } public function getParamText($tag,$arr){ return ($arr[$this->paramSet[$tag]]['parameter_text']) ?:''; } }