使用Curl、socket、file_get_contents三种方法POST提交数据

# <?php
# /**
# * Socket版本
# * 使用方法：
# * $post_string = "app=socket&version=beta";
# * request_by_socket('facebook.cn','/restServer.php',$post_string);
# */
# function request_by_socket($remote_server,$remote_path,$post_string,$port = 80,$timeout = 30){
# $socket = fsockopen($remote_server,$port,$errno,$errstr,$timeout);
# if (!$socket) die("$errstr($errno)");
#
# fwrite($socket,"POST $remote_path HTTP/1.0");
# fwrite($socket,"User-Agent: Socket Example");
# fwrite($socket,"HOST: $remote_server");
# fwrite($socket,"Content-type: application/x-www-form-urlencoded");
# fwrite($socket,"Content-length: ".strlen($post_string)+8."");
# fwrite($socket,"Accept:*/*");
# fwrite($socket,"");
# fwrite($socket,"mypost=$post_string");
# fwrite($socket,"");
#
# $header = "";
# while ($str = trim(fgets($socket,4096))) {
# $header.=$str;
# }
#
# $data = "";
# while (!feof($socket)) {
# $data .= fgets($socket,4096);
# }
#
# return $data;
# }
#
#
# /**
# * Curl版本
# * 使用方法：
# * $post_string = "app=request&version=beta";
# * request_by_curl('http://facebook.cn/restServer.php',$post_string);
# */
# function request_by_curl($remote_server,$post_string){
# $ch = curl_init();
# curl_setopt($ch,CURLOPT_URL,$remote_server);
# curl_setopt($ch,CURLOPT_POSTFIELDS,'mypost='.$post_string);
# curl_setopt($ch,CURLOPT_RETURNTRANSFER,true);
# curl_setopt($ch,CURLOPT_USERAGENT,"Jimmy's CURL Example beta");
# $data = curl_exec($ch);
# curl_close($ch);
# return $data;
# }
# /**
# * 其它版本
# * 使用方法：
# * $post_string = "app=request&version=beta";
# * request_by_other('http://facebook.cn/restServer.php',$post_string);
# */
# function request_by_other($remote_server,$post_string){
# $context = array(
# 'http'=>array(
# 'method'=>'POST',
# 'header'=>'Content-type: application/x-www-form-urlencoded'."".
# 'User-Agent : Jimmy's POST Example beta'."".
# 'Content-length: '.strlen($post_string)+8,
# 'content'=>'mypost='.$post_string)
# );
# $stream_context = stream_context_create($context);
# $data = file_get_contents($remote_server,FALSE,$stream_context);
# return $data;
# }
#
# ?>