How to set custom request header keys with curl and PHP?

Question

I\'m using curl and php to upload file. I need help to set a custom request header keys like

X-Filename  blahblah.zip
X-Filesize  2677
X-Filetype  application/z         


        

Answer 1

curl_setopt($ch, CURLOPT_HTTPHEADER, array('X-Filename: blahblah.zip', 'X-Filesize: 2677', 'X-Filetype: application/zip'));