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PHP中使用socket方式GET、POST数据实例

1. 使用 php 获得网页内容 get方式

复制代码 代码如下:

<?php
function socketget($url, &$ret)
{
 $urlarr = parse_url($url);
 $host = $urlarr['host'];
 $port = isset($urlarr['port'])?$urlarr['port']:80;
 $path = isset($urlarr['path'])?$urlarr['path']:"/";
 $fp = fsockopen($host, $port, $errno, $errstr, 30);
 if (!$fp)
 {
  echo "$errstr ($errno)<br />n";
  return false;
 }
 else
 {
     $out = "get $path http/1.1rn";
     $out .= "host: $hostrn";
     $out .= "connection: closernrn";
  $ret = "";
     fwrite($fp, $out);
     while (!feof($fp))
  {
         $ret .= fgets($fp, 128);
     }
     fclose($fp);
 }
 return true;
}
?>

2. 使用 php 向页面 post 数据

复制代码 代码如下:

<?php
function socketpost($url, $data, &$ret)
{
 $urlarr = parse_url($url);
 $host = $urlarr['host'];
 $port = isset($urlarr['port'])?$urlarr['port']:80;
 $path = isset($urlarr['path'])?$urlarr['path']:"/";
 $fp = fsockopen($host, $port, $errno, $errstr, 30);
 if (!$fp)
 {
     echo "$errstr ($errno)<br />n";
  return false;
 }
 else
 {
     $out = "post $path http/1.1rn";
     $out .= "host: $hostrn";
  $out .= "content-type: application/x-www-form-urlencodedrn";
  $out .= "content-length: ".strlen($data)."rn";
     $out .= "connection: keep-alivernrn";
  $out .= $data;
  $ret = "";
     fwrite($fp, $out);
     while (!feof($fp))
  {
         $ret .= fgets($fp, 128);
     }
     fclose($fp);
 }
 return true;
}
?>

如果post报错,把$out .= "connection: keep-alivernrn";中的keep-alive改成close


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