curl_init() - Initialize a cURL session
curl_setopt() - Set an option for a cURL transfer
curl_exec() - Perform a cURL session
curl_close() - Close a cURL session
curl_errno() - Return the last error number
curl_error() - Return a string containing the last error for the current session
curl_version() - Gets cURL version information
curl_getinfo() - Get information regarding a specific transfer
Example:
$ch = curl_init("http://www.example.com/");
$fp = fopen("example_homepage.txt", "w");
curl_setopt($ch, CURLOPT_FILE, $fp);
curl_setopt($ch, CURLOPT_HEADER, 0);
curl_exec($ch);
curl_close($ch);
fclose($fp);
?>