问点php与html之间传值的问题

<span> 1</span> $srv_ip = <span>'</span><span>192.168.0.118</span><span>'</span>; <span>//</span><span>你的目标服务地址或频道（一定不能有http:</span><span>//</span><span>）.</span><span><br /></span><span> 2</span>         $srv_port = <span>80</span>;<br /><span> 3</span>         $errno = <span>0</span>;<br /><span> 4</span>         $errstr = <span>''</span>;<br /><span> 5</span>         $timeout = <span>10</span>;<br /><span> 6</span> <br /><span> 7</span>         $url = <span>'</span><span>/PhpAndService/socketServerSend.aspx</span><span>'</span>; <span>//</span><span>接收你post的URL具体地址</span><span><br /></span><span> 8</span>         $fp = <span>''</span>;<br /><span> 9</span>         $resp_str = <span>''</span>;<br /><span>10</span>         $post_str = $_POST[<span>"</span><span>content</span><span>"</span>]; <span>//</span><span>要提交的内容.</span><span><br /></span><span>11</span> <br /><span>12</span>         <span>if</span> ($srv_ip == <span>''</span>) {<br /><span>13</span>             echo(<span>'</span><span>ip or dest url empty<br></span><span>'</span>);<br /><span>14</span>         }<br /><span>15</span> <br /><span>16</span>         $fp = fsockopen($srv_ip, $srv_port, $errno, $errstr, $timeout);<br /><span>17</span>         <span>if</span> (!$fp) {<br /><span>18</span>             echo(<span>'</span><span>fp fail</span><span>'</span>);<br /><span>19</span>         }<br /><span>20</span> <br /><span>21</span>         $content_length = strlen($post_str);<br /><span>22</span>         $post_header = <span>"</span><span>POST $url HTTP/1.1\r\n</span><span>"</span>;<br /><span>23</span>         $post_header .= <span>"</span><span>Content-Type: application/x-www-form-urlencoded\r\n</span><span>"</span>;<br /><span>24</span>         $post_header .= <span>"</span><span>User-Agent: MSIE\r\n</span><span>"</span>;<br /><span>25</span>         $post_header .= <span>"</span><span>Host: </span><span>"</span> . $srv_ip . <span>"</span><span>\r\n</span><span>"</span>;<br /><span>26</span>         $post_header .= <span>"</span><span>Content-Length: </span><span>"</span> . $content_length . <span>"</span><span>\r\n</span><span>"</span>;<br /><span>27</span>         $post_header .= <span>"</span><span>Connection: close\r\n\r\n</span><span>"</span>;<br /><span>28</span>         $post_header .= $post_str . <span>"</span><span>\r\n\r\n</span><span>"</span>;<br /><span>29</span>         fwrite($fp, $post_header);<br /><span>30</span> <br /><span>31</span>         <span>while</span> (!feof($fp)) {<br /><span>32</span>             $resp_str .= fgets($fp, <span>512</span>); <span>//</span><span>返回值放入$resp_str</span><span><br /></span><span>33</span>         }<br /><span>34</span>         fclose($fp);<br /><span>35</span>         echo($resp_str); <span>//</span><span>处理返回值.</span>