php通过socket获取网页内容的简单示例

php通过socket获取网页内容的简单示例，请看下面代码：

<p>$url='www.scutephp.com';</p>$fp=fsockopen($url,80,&$errno,&$errstr,10);<br />if(!$fp){<br />	echo "$errstr ($errno)<br>\n";<br />}else{<br />	fputs($fp,"GET / HTTP/1.0\nHost: ".$url."\n\n");<br />	while(!feof($fp)){<br />		echo fgets($fp,128);<br />	}<br />	fclose($fp);<br />}