function get_content_by_socket($url){ $url = eregi_replace('^http://', '', $url);$temp = explode('/', $url);$host = array_shift($temp);$url = ''.implode('/', $temp);$temp = explode(':', $host);$host = $temp[0];$port = isset($temp[1]) ? $temp[1] : 80;//echo $url;//echo $host; $fp = fsockopen($host, 80) or die(open . $url . failed); $header = get /.$url . http/1.1\r\n; $header .= accept: */*\r\n; $header .= accept-language: zh-cn\r\n; $header .= accept-encoding: gzip, deflate\r\n; $header .= if-modified-since: tue, 06 apr 2010 07:56:03 gmt; length=2235\r\n; $header .= user-agent: mozilla/4.0 (compatible; msie 6.0; windows nt 5.1; sv1; gtb6.4)\r\n; $header .= host: . $host .\r\n; $header .= referer: http://video.baidu.com/v?word=11&ct=301989888&rn=20&pn=0&db=0&s=0&fbl=800\r\n; //fputs($content, referer: $domainrn);//伪造部分 $header .= connection: keep-alive\r\n; $header .= cookie: baiduid=5f96971273579588527a980f307e8b7a:fg=1\r\n\r\n; //$header .= connection: close\r\n\r\n; fwrite($fp, $header); while (!feof($fp)) { $contents .= fgets($fp, 8192); } fclose($fp); return $contents; }
以这个函数与为例
只要读取到第10行，下面的就不取了直接结束输出内容！这样取到了自己想要的，节省时间资源！
或者只读取到
 自定义哪个字段
可实现吗
回复讨论(解决方案) $i = 0;
while(!eof($f) and $i  xxxx;
 $i++;
}