Using Discuz to realize php large file upload application instance code _php skill

For those who really need to improve the forum attachment upload criteria, you can try to set the parameters mentioned above in php.ini to fit the needs of large file uploads. At the same time do not forget the forum in the background to do the attachment restrictions to set the place.

The forum mainly has 2 places to be possible the attachment uploads the size to limit, the level from high to low is:

• Post Related---Attachment type size
• User Group---attachment related

At the same time, the following provides a configuration guide, the source of some successful HTTP upload large attachments of friends, of course, because everyone's server configuration and network situation is different, and does not necessarily apply to your situation, there may be many places need to modify the reference:

Open PHP.ini,

Parameters	Set up	Description
File_uploads	On	Whether to allow the switch to upload files over HTTP. The default is on, which is open
Upload_tmp_dir	--	Files are uploaded to the server where temporary files are stored, and the system default temporary folder is used if unspecified
Upload_max_filesize	8m	Wang Wen Business, that is, allow the maximum size of uploaded files. The default is 2M
Post_max_size	8m	Refers to the maximum value that can be received by the form Post to PHP, including all the values in the form. The default is 8M
Description
Generally, set the above four parameters, in the case of normal network, upload <=8m file is not a problem
However, if you want to upload >8m files, only set up the above four will be able to do. Unless your network is really 100m/s upload high-speed, you have to continue to set the following parameters.
Max_execution_time	600	Maximum time for each PHP page to run (seconds), default 30 seconds
Max_input_time	600	The maximum time required for each PHP page to receive data, default 60 seconds
Memory_limit	8m	The maximum memory consumed by each PHP page, default 8M

After the above parameters are modified, the network allows the normal situation, you can upload large volume files

Forum File Upload common error type (constantly summarizing ...) )

• warning:unable to open ' \\php2 ' for reading:invalid argument into e:\user\web\larksoft.net\upload\upfile.php on line 10

Is the reason for PHP's upload_tmp_dir, the specified directory must be readable and writable

• Parse error:parse Error in C:\Program Files\apache group\apache\htdocs\mdweb\ftpfile\upload.php on line 14

Parse error is usually the problem of the sentence, such as ";", "'", "" etc.