Eksport muat turun fail, keluaran konsol kod bercelaru

Question

header("Pragma: public"); header("Tamat tempoh: 0"); :application/force-download"); header("Content-Type:application/vnd.ms-execl"); header("Content-Type:application/octet-stream"); ​​​​header("Content-Type: aplikasi/ muat turun");; header('Content-Disposition:attachment;filename='.$fileName.''); header("Content-Transfer-Encoding:binary");//output $writer = IOFactory::createWriter ($ hamparan, direktori ', tetapi tidak boleh dimuat turun

Answer 1

Kod dan mesej ralat, tangkapan skrin akan dihantar