PHP fsockopen函数说明：
Open Internet or Unix domain socket connection（打开套接字链接）
Initiates a socket connection to the resource specified by target .
fsockopen() returns a file pointer which may be used together with the other file functions (such as fgets() , fgetss() , fwrite() , fclose() , and feof() ).就是返回一个文件句柄
开启PHP fsockopen这个函数
PHP fsockopen需要 PHP.ini 中 allow_url_fopen 选项开启。
使用fsockopen获取网页内容
具体源代码如下：
<?php $host = "www.manongjc.com"; $page = "/index.htm"; $fp = fsockopen( "$host", 80, $errno, $errdesc ); if ( ! $fp ) { die ( "Couldn't connect to $host:\nError: $errno\nDesc: $errdesc\n" ); } $request = "GET $page HTTP/1.0\r\n"; $request .= "Host: $host\r\n"; $request .= "Referer: http://www.manongjc.com/page.html\r\n"; $request .= "User-Agent: PHP test client\r\n\r\n"; $page = array(); fputs ( $fp, $request ); while ( ! feof( $fp ) ) { $page[] = fgets( $fp, 1024 ); } fclose( $fp ); print "the server returned ".(count($page))." lines!"; ?>
以上就是php源码 fsockopen获取网页内容实例详解的知识，有需要的小伙伴可以参考下，谢谢大家对本站的支持！