php通过socket获取网页内容的简单示例，请看下面代码：
$url='www.scutephp.com';
$fp=fsockopen($url,80,&$errno,&$errstr,10);
if(!$fp){
echo $errstr ($errno)
\n;
}else{
fputs($fp,get / http/1.0\nhost: .$url.\n\n);
while(!feof($fp)){
echo fgets($fp,128);
}
fclose($fp);
}