file sending using php

can we use php to send a file to another like in MSN Messenger? I am working on a chat script and was wondering if its possible or not to send a file to the other person during chat?

i 开发者_如何学编程am using jquery/mysql/textfiles/php for this script

How is the communication between your clients done?

You cannot send a file from a client directly to another client using PHP, as it's a server side language.

You could however upload the file to your server, and then send a link to the recieving client for download.