$host=pop.163.com;

$port=110;

$user=******;

$password=******;

if(!($sock=fsockopen(gethostbyname($host),$port,$errno,$errstr)))

exit($errno.: .$errstr);

set_socket_blocking($sock,true);

$msg=fgets($sock);

echo $msg;

$command="user ".$user."

";

fwrite($sock,$command);

$msg=fgets($sock);

echo $msg;

$command="pass ".$password."

";

fwrite($sock,$command);

$msg=fgets($sock);

echo $msg;

$command="stat

";

fwrite($sock,$command);

$msg=fgets($sock);

echo $msg;

$command="list

";

fwrite($sock,$command);

while(true)

{

$msg=fgets($sock);

echo $msg;

if(preg_match(/^./,$msg))

break;

}

$command="retr 1

";

fwrite($sock,$command);

while(true)

{

$msg=fgets($sock);

echo $msg;

if(preg_match(/^.(

)$/,$msg))

break;

}

$command="quit

";

fwrite($sock,$command);

$msg=fgets($sock);

echo $msg;

?>