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我在我的項目中使用PHPExcel 1.8.0。當我想用我的數據庫中的一些數據生成並下載一個.xls文件時,該文件將與垃圾數據一起下載。這裏是我的代碼:Phpexcel xls文件下載時顯示垃圾數據
$result = mysql_query("select * from my_table");
ob_start();
//excel code
$this->load->library('excel');
//activate worksheet number 1
$this->excel->setActiveSheetIndex(0);
//name the worksheet
$this->excel->getActiveSheet()->setTitle('test worksheet');
$rowNumber = 5;
while ($row = mysql_fetch_assoc($result)) {
$col = 'B';
foreach ($fields as $cell) {
$this->excel->getActiveSheet()->setCellValue($col .$rowNumber, $row[$cell]);
$col++;
}
$rowNumber++;
}
// ob_end_clean();
// ob_clean() ;
$filename='report.xls'; //save our workbook as this file name
header('Content-Type: application/vnd.ms-excel'); //mime type
header('Content-Disposition: attachment;filename="'.$filename.'"');
header('Cache-Control: max-age=0'); //no cache
$objWriter = PHPExcel_IOFactory::createWriter($this->excel, 'Excel5');
$objWriter->save('php://output');
exit();
我都用了ob_end_clean()和ob_clean()但沒有任何工程。
發送所有的標題(如'01simple下載-xls.php'所示),凡在你的代碼之前或之後確保絕對沒有被輸出有別的保存 –
在文本編輯器中打開文件,查找任何前導/尾隨空白,任何BOM標記(確保您的腳本沒有BOM標頭保存)或任何明文錯誤消息 –