PHP - mail function() issue
The mail function() is blocked by most free hosts for security reasons (avoid spamming), the IP address of the machine which requested the script will be indicated in the header 'X-MM - Mail-From-IP.
The syntax is:
mail ($ address, $ title, $ message, $ headers);
with
$ Send the address of the mail;
$ Under the title of the mail
$ Message body of the mail
$ Headers header optional
See also
Knowledge communities.