How to send attachment file?

In php mail() function, how can I send attach开发者_运维百科ments? I didn't find parameter to do this. any help will be appreciated.

There must be a multi-part flag you can set somewhere to enable the connection to stay connected until the persons upload is finished.

try this: http://snipplr.com/view/2686/send-multipart-encoded-mail-with-attachments/