Resolve CodeIgniter can not upload rar and zip compression package problem

When using CodeIgniter development file upload program, the default does not support RAR and zip compression package format, which is still to be perfected. But we can solve this problem by defining our own format.

CodeIgniter restrictions on formatting when uploading files are defined in the mimes.php file in the Application Folder config. The file does not contain RAR by default, and the zip definition does not upload a compressed package. In the class, we can solve this problem by adding the following code: "Zip" => Array ("Application/x-zip", "Application/zip", "application/x-zip-compressed "," Application/octet-stream "),//originally only the first three" RAR "=> Array (" Application/octet-stream "),//Originally there is no RAR this item, the whole is their own add to the