PHP 利用PHPExcel 文件导入（也可保存到本地或者服务器）导出

Posted 2021-01-20

首先需要去官网http://www.php.cn/xiazai/leiku/1491，下载后只需要Classes目录下的文件即可。

1、PHPExcel导出方法实现过程

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/**  * 数据导出  * @param array $title   标题行名称  * @param array $data   导出数据  * @param string $fileName 文件名  * @param string $savePath 保存路径  * @param $type   是否下载  false--保存   true--下载  * @return string   返回文件全路径  * @throws PHPExcel_Exception  * @throws PHPExcel_Reader_Exception  */  function exportExcel($title=array(), $data=array(), $fileName=‘‘, $savePath=‘./‘, $isDown=false){      include(‘PHPExcel.php‘);      $obj = new PHPExcel();          //横向单元格标识      $cellName = array(‘A‘, ‘B‘, ‘C‘, ‘D‘, ‘E‘, ‘F‘, ‘G‘, ‘H‘, ‘I‘, ‘J‘, ‘K‘, ‘L‘, ‘M‘, ‘N‘, ‘O‘, ‘P‘, ‘Q‘, ‘R‘, ‘S‘, ‘T‘, ‘U‘, ‘V‘, ‘W‘, ‘X‘, ‘Y‘, ‘Z‘, ‘AA‘, ‘AB‘, ‘AC‘, ‘AD‘, ‘AE‘, ‘AF‘, ‘AG‘, ‘AH‘, ‘AI‘, ‘AJ‘, ‘AK‘, ‘AL‘, ‘AM‘, ‘AN‘, ‘AO‘, ‘AP‘, ‘AQ‘, ‘AR‘, ‘AS‘, ‘AT‘, ‘AU‘, ‘AV‘, ‘AW‘, ‘AX‘, ‘AY‘, ‘AZ‘);              $obj->getActiveSheet(0)->setTitle(‘sheet名称‘);   //设置sheet名称      $_row = 1;   //设置纵向单元格标识      if($title){          $_cnt = count($title);          $obj->getActiveSheet(0)->mergeCells(‘A‘.$_row.‘:‘.$cellName[$_cnt-1].$_row);   //合并单元格          $obj->setActiveSheetIndex(0)->setCellValue(‘A‘.$_row, ‘数据导出：‘.date(‘Y-m-d H:i:s‘));  //设置合并后的单元格内容          $_row++;          $i = 0;          foreach($title AS $v){   //设置列标题              $obj->setActiveSheetIndex(0)->setCellValue($cellName[$i].$_row, $v);              $i++;          }          $_row++;      }          //填写数据      if($data){          $i = 0;          foreach($data AS $_v){              $j = 0;              foreach($_v AS $_cell){                  $obj->getActiveSheet(0)->setCellValue($cellName[$j] . ($i+$_row), $_cell);                  $j++;              }              $i++;          }      }              //文件名处理      if(!$fileName){          $fileName = uniqid(time(),true);      }          $objWrite = PHPExcel_IOFactory::createWriter($obj, ‘Excel2007‘); //这里Excel2007 可能会报错 如果报错改成 Excel5 再试         if($isDown){   //网页下载          header(‘pragma:public‘);          header("Content-Disposition:attachment;filename=$fileName.xls");          $objWrite->save(‘php://output‘);exit;      }          $_fileName = iconv("utf-8", "gb2312", $fileName);   //转码      $_savePath = $savePath.$_fileName.‘.xlsx‘;       $objWrite->save($_savePath);           return $savePath.$fileName.‘.xlsx‘;  }      //$this->exportExcel(array(‘姓名‘,‘年龄‘), array(array(‘a‘,21),array(‘b‘,23)), ‘档案‘, ‘./‘, true);

 

2、PHPExcel导入方法实现过程

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/** *  数据导入 * @param string $file excel文件 * @param string $sheet  * @return string   返回解析数据  * @throws PHPExcel_Exception  * @throws PHPExcel_Reader_Exception */  function importExecl($file=‘‘, $sheet=0){      $file = iconv("utf-8", "gb2312", $file);   //转码      if(empty($file) OR !file_exists($file)) {          die(‘file not exists!‘);      }      include(‘PHPExcel.php‘);  //引入PHP EXCEL类      $objRead = new PHPExcel_Reader_Excel2007();   //建立reader对象      if(!$objRead->canRead($file)){          $objRead = new PHPExcel_Reader_Excel5();          if(!$objRead->canRead($file)){              die(‘No Excel!‘);          }      }          $cellName = array(‘A‘, ‘B‘, ‘C‘, ‘D‘, ‘E‘, ‘F‘, ‘G‘, ‘H‘, ‘I‘, ‘J‘, ‘K‘, ‘L‘, ‘M‘, ‘N‘, ‘O‘, ‘P‘, ‘Q‘, ‘R‘, ‘S‘, ‘T‘, ‘U‘, ‘V‘, ‘W‘, ‘X‘, ‘Y‘, ‘Z‘, ‘AA‘, ‘AB‘, ‘AC‘, ‘AD‘, ‘AE‘, ‘AF‘, ‘AG‘, ‘AH‘, ‘AI‘, ‘AJ‘, ‘AK‘, ‘AL‘, ‘AM‘, ‘AN‘, ‘AO‘, ‘AP‘, ‘AQ‘, ‘AR‘, ‘AS‘, ‘AT‘, ‘AU‘, ‘AV‘, ‘AW‘, ‘AX‘, ‘AY‘, ‘AZ‘);          $obj = $objRead->load($file);  //建立excel对象      $currSheet = $obj->getSheet($sheet);   //获取指定的sheet表      $columnH = $currSheet->getHighestColumn();   //取得最大的列号      $columnCnt = array_search($columnH, $cellName);      $rowCnt = $currSheet->getHighestRow();   //获取总行数          $data = array();      for($_row=1; $_row<=$rowCnt; $_row++){  //读取内容          for($_column=0; $_column<=$columnCnt; $_column++){              $cellId = $cellName[$_column].$_row;              $cellValue = $currSheet->getCell($cellId)->getValue();               //$cellValue = $currSheet->getCell($cellId)->getCalculatedValue();  #获取公式计算的值              if($cellValue instanceof PHPExcel_RichText){   //富文本转换字符串                  $cellValue = $cellValue->__toString();              }                  $data[$_row][$cellName[$_column]] = $cellValue;          }      }          return $data;  }