实现获取http内容的php函数分享

function http_open($url,$data,$cookie = null,$method = "GET",$timeout = 60) {
$options = array();
$options['http']['method'] = $method;
$options['http']['user_agent'] = $_SERVER['HTTP_USER_AGENT'];
$options['http']['timeout'] = $timeout;
if($method == "POST") :
$length = strlen($data);
$options['http']['header'] = "Content-type: application/x-www-form-urlencodedrn".
"Content-Length: {$length}rn".
"P3P: CP="CURa ADMa DEVa PSAo PSDo OUR BUS UNI PUR INT DEM STA PRE COM NAV OTC NOI DSP COR"rn".
"cookie: {$cookie}rn".
"Connection: closern";
$options['http']['content'] = $data;
else:
$options['http']['header'] = "Content-type: application/x-www-form-urlencodedrn".
"P3P: CP="CURa ADMa DEVa PSAo PSDo OUR BUS UNI PUR INT DEM STA PRE COM NAV OTC NOI DSP COR"rn".
"cookie: {$cookie}rn".
"Connection: closern";
endif;$context = stream_context_create($options);
return file_get_contents($url,$context);
}
echo http_open("http://localhost/1.php","username=haowei","id=5","POST");