PHP ReadFile () modify File upload size case

If the file upload is too large to produce errors, this article mainly introduces PHP ReadFile () modified file upload size settings, interested to know

Using PHP ziparchive generated compression package, small compressed package can be downloaded, today encountered more than 150M reported 404 error, the first thought is that the file size exceeds the PHP default settings, modified method has two:

Php.ini:memory_limit

Memory_limit is to set the memory limit, if the use of ReadFile () read the file will be related to this, directly modify this value after saving restart PHP-FPM can be.

PHP download file size settings php

Memory_limit = 128M

Last remember: Service php-fpm restart

Ini_set

PHP Ini_set is used to set the value of php.ini, when the function is executed, we directly used to modify the memory execution size, some friends use virtual space, this function is the Savior.

PHP set php.ini value PHP

Ini_set (' Memory_limit ', ' 512M ');

A complete example:

Php

Set_time_limit (0); Ini_set (' Memory_limit ', ' 512M '); Header ("Cache-control:public"); Header ("Content-description: File Transfer "), header (' content-disposition:attachment; Filename= '. basename ($zipfile)); Header (" Content-type: Application/zip "), Header (" Content-transfer-encoding:binary "), Header (' Content-length: '. FileSize ($zipfile)); ob_ Clean (); flush (); @readfile ($zipfile); unlink ($zipfile);