- json_encode: documentation ( source)
<?php
$url = "http://10.0.0.222/iptecno/posicio-global?destination=node/6";
$postData = array("name" => "roberto", "pass" => "Razorin00", "op" => "Log in", "form_id" => "user_login_block");
$elements = json_encode($postData);
$handler = curl_init();
curl_setopt($handler, CURLOPT_URL, $url);
curl_setopt($handler, CURLOPT_POST,true);
curl_setopt($handler, CURLOPT_POSTFIELDS, $elements);
curl_exec($handler);
$info = curl_getinfo($handler);
curl_close($handler);