$curl = new \Dinke\CurlHttpClient;

//pretend to be Firefox 19.0 on Mac
$useragent = "Mozilla/5.0 (Macintosh; Intel Mac OS X 10.8; rv:19.0) Gecko/20100101 Firefox/19.0";
$curl->setUserAgent($useragent);

//uncomment next two lines if you want to automatically manage cookies
//which will store them to file and send them on each http request
//$cookies_file = "/tmp/cookies.txt";
//$curl->storeCookies($cookies_file);

//Uncomment next line if you want to set credentials for basic http_auth
//$curl->setCredentials($username, $password);

//Uncomment next line if you want to set specific referrer
//$curl->setReferer('http://www.foo.com/referer_url/');

//if you want to send some post data
//form post data array like this one
$post_data = ['login' => 'pera', 'password' => 'joe', 'other_foo_field' => 'foo_value'];
//or like a string: $post_data = 'login=pera&password=joe&other_foo_field=foo_value';

//and send request to http://www.foo.com/login.php. Result page is stored in $html_data string
$html_data = $curl->sendPostData("http://www.foo.com/login.php", $post_data);

//You can also fetch data from somewhere using get method!
//Fetch html from url
$html_data = $curl->fetchUrl("http://www.foo.com/foobar.php?login=pera&password=joe&other_foo_field=foo_value");

//if you have more than one IP on your server,
//you can also bind to specific IP address like ...
//$bind_ip = "192.168.0.1";
//$curl->fetch_url("http://www.foo.com/login.php", $bind_ip);
//$html_data = $curl->sendPostData("http://www.foo.com/login.php", $post_data, $bind_ip);

//and there are many other things you can do like

//use proxy
//$curl->setProxy('http://www.proxyurl.com');

//use proxy auth
//$curl->setProxyAuth('user:pass');

//get http response code for last request
//$http_code = $curl->getHttpResponseCode();

//get last http request duration in sec
//$duration = $curl->get_requestDuration();