PHP如何操作Excel之phpspreadsheet

如何使用呢？请看下面DEMO

use PhpOffice\PhpSpreadsheet\Spreadsheet;
use PhpOffice\PhpSpreadsheet\Writer\Xlsx;


//实例化
 $xlsx = new \PhpOffice\PhpSpreadsheet\Reader\Xlsx();
//加载文件
$excel = $xlsx->load("1.xlsx");
//获取活动的excel sheet
$sheet = $excel ->getActiveSheet();
//获取sheet列数
$cols = $sheet->getHighestColumn();
//获取行数
$rows = $sheet->getHighestRow();
$data = [];
for ($r=2;$r<=$rows;$r++){ 
        //行
       $tmp = [];
       for ($c = 'A'; $c <= $cols; $c++){
             //列值
             $tmp[]= $active->getCell($c.$r)->getValue();
       }
       $data[] = $tmp;
}

//写入excel
$spreadsheet = new Spreadsheet();
$sheet = $spreadsheet->getActiveSheet();
foreach ($data as $key=>$val) {
        $key++;
         $sheet->setCellValue("A".$key,$val)
                   ->setCellValue("B".$key,$val])
                   ...;
}
$writer = new Xlsx($spreadsheet);
$writer->save('2.xlsx');

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