PHP $_FILES['file']['tmp_name']: How to preserve filename and extension?

Question

I am trying to upload a doc file from a form and send it to email. I am using

$_FILES[\'file\'][\'tmp_name\'];

The problem is, it is retur

Answer 1

$_FILES["file"]["tmp_name"] contains the actual copy of your file content on the server while
$_FILES["file"]["name"] contains the name of the file which you have uploaded from the client computer.