http://www.phpfensi.com/php/20131207/816.html
關鍵是print 那段代碼。
function ExportCsv($titles,$filename,$data){ print(chr(0xEF).chr(0xBB).chr(0xBF));//设置utf-8 + bom ,处理汉字显示的乱码 header ( 'Content-Type: application/vnd.ms-excel;charset=utf-8' ); header ("Content-Transfer-Encoding: binary"); header ( 'Content-Disposition: attachment;filename="' . $filename . '.csv"' ); //"'.$filename.'.xls" header ( 'Cache-Control: max-age=0' ); $output = fopen('php://output', 'w'); fputcsv($output, $titles); foreach ($data as $key => $value) { fputcsv($output, $value); } fclose($output); }