Saving Data from form to database using AngularJS and php

PHP Snippet 1:

    $host = "localhost";
$user = "angular";
$pass = "angular";
$database = "angular";
$con = mysql_connect($host,$user,$pass);
if (!$con) {
    die('Could not connect: ' . mysql_error());
}
echo 'Connected successfully';
mysql_select_db($database,$con);