Hướng dẫn Custom headers với CURL trong php

$User_Agent = 'Mozilla/5.0 (X11; Linux i686) AppleWebKit/537.31 (KHTML, like Gecko) Chrome/26.0.1410.43 Safari/537.31';
 
$request_headers = array();
$request_headers[] = 'User-Agent: '. $User_Agent;
$request_headers[] = 'Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8';
curl_setopt($ch,CURLOPT_HTTPHEADER,$request_headers);

$cookies = 'CookieName1=Value;CookieName2=Value';
$request_headers[] = 'Cookie: '. $cookies;

$User_Agent = 'Mozilla/5.0 (X11; Linux i686) AppleWebKit/537.31 (KHTML, like Gecko) Chrome/26.0.1410.43 Safari/537.31';
$cookies = 'CookieName1=Value;CookieName2=Value';
curl_setopt($ch, CURLOPT_USERAGENT, $User_Agent);
curl_setopt($ch, CURLOPT_COOKIE, $cookies);

curl_setopt($ch, CURLOPT_HEADER, 1);

$information = curl_getinfo($ch);
$httpcode = curl_getinfo($ch, CURLINFO_HTTP_CODE);
if($httpcode == 200)
{
    return true;
}
return false;