public function import_Excel($file_name){

        include_once LIB_ROOT_PATH."3rdParty/phpexcel/PHPExcel.php";

        $objReader = PHPExcel_IOFactory::createReader('Excel2007');

        $objPHPExcel = $objReader->load($file_name,$encode='utf-8');

        $sheet = $objPHPExcel->getSheet(0);

        $highestRow = $sheet->getHighestRow();//取得总行数

        $highestColumn = $sheet->getHighestColumn();//取得总列数

        $data = array();

        for($i=2;$i<=$highestRow;$i++){

            for($j='A';$j<=$highestColumn;$j++){

                $data[$i][] = $objPHPExcel->getActiveSheet()->getCell("$j$i")->getValue();

            }

        }

        return $data;

    }

public function data_excel(){ include_once LIB_ROOT_PATH."3rdParty/phpexcel/PHPExcel.php";

        $objPHPExcel = new PHPExcel();

        $objPHPExcel->setActiveSheetIndex(0)

            ->setCellValue('A1', '相近字')

            ->setCellValue('B1', '可能的字');

        $i = 0;

        foreach ($temp as $key => $value) {

            $i++;

            $objPHPExcel->getActiveSheet(0)->setCellValue('A'.($i+1), $key);

            $objPHPExcel->getActiveSheet(0)->setCellValue('B'.($i+1), $value);

        }

        //  sheet命名

        $objPHPExcel->getActiveSheet()->setTitle('易错字统计');

        $objPHPExcel->setActiveSheetIndex(0);

        // excel头参数

        header('Content-Type: application/vnd.ms-excel');

        header('Content-Disposition: attachment;filename="('.date('Ymd-His').').xlsx"');  //日期为文件名后缀

        header('Cache-Control: max-age=0');

        $objWriter = PHPExcel_IOFactory::createWriter($objPHPExcel, 'Excel2007');  //excel5为xls格式，excel2007为xlsx格式

        $objWriter->save('php://output');

        exit;

    } 

include './phpexcel/PHPExcel.php';

$filename = '1.xls';

$objReader = new \PHPExcel_Reader_Excel2007(); //实例化一个读取对象

$objWriteHTML = new \PHPExcel_Writer_HTML($objReader->load($filename));  //读取excel文件，并将它实例化为PHPExcel_Writer_HTML对象

$objWriteHTML->save("php://output");