HTTP POST using CURL with HTTP Status Code Checking

//set POST variables
$url = 'http://domain.com/get-post.php';
$fields = array(
                        'lname' => ($last_name),
                        'fname' => ($first_name),
                        'title' => ($title),
                        'company' => ($institution),
                        'age' => ($age),
                        'email' => ($email),
                        'phone' => ($phone),
                        // Upload a file, by prepend @ followed by file full path
                        'photo' => sprintf('@%s', '/home/abc/pic/cat.jpg')
                );

//open connection
$ch = curl_init();
//set the url, number of POST vars, POST data
curl_setopt($ch,CURLOPT_URL, $url);
curl_setopt($ch,CURLOPT_POST, count($fields));
curl_setopt($ch,CURLOPT_POSTFIELDS, $fields);
curl_setopt($ch, CURLOPT_HEADER, 1);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);

//execute post
$strContents = curl_exec($ch);
// Get the header and body
$intHeaderSize = curl_getinfo($ch, CURLINFO_HEADER_SIZE);
$strHeader = substr($strContents, 0, $intHeaderSize);
$strBody = substr($strContents, $intHeaderSize);

// handle error; error output
if(curl_getinfo($ch, CURLINFO_HTTP_CODE) !== 200) {
  var_dump($strBody);
}

//close connection
curl_close($ch);

/*
$strHeader can be exploded for further use
$arrHeader = explode("\r\n", $strHeader);
*/

/*
curl_getinfo($ch) returns an array similar to the following:
Array
(
    [url] => http://www.example.com/path/to/form
    [content_type] => text/html; charset=UTF-8
    [http_code] => 200
    [header_size] => 516
    [request_size] => 197
    [filetime] => -1
    [ssl_verify_result] => 0
    [redirect_count] => 0
    [total_time] => 2.256708
    [namelookup_time] => 0.672754
    [connect_time] => 0.899986
    [pretransfer_time] => 0.900012
    [size_upload] => 240
    [size_download] => 18717
    [speed_download] => 8293
    [speed_upload] => 106
    [download_content_length] => 0
    [upload_content_length] => 240
    [starttransfer_time] => 1.12957
    [redirect_time] => 0
)

*/