实现获取http内容的php函数分享

　　<?php

　　function http_open($url, $data, $cookie = null, $method = "GET", $timeout = 60) {

　　$options = array();

　　$options['http']['method'] = $method;

　　$options['http']['user_agent'] = $_SERVER['HTTP_USER_AGENT'];

　　$options['http']['timeout'] = $timeout;

　　if($method == "POST") :

　　$length = strlen($data);

　　$options['http']['header'] = "Content-type: application/x-www-form-urlencoded\r\n".

　　"Content-Length: {$length}\r\n".

　　"P3P: CP=\"CURa ADMa DEVa PSAo PSDo OUR BUS UNI PUR INT DEM STA PRE COM NAV OTC NOI DSP COR\"\r\n".

　　"cookie: {$cookie}\r\n".

　　"Connection: close\r\n";

　　$options['http']['content'] = $data;

　　else:

　　$options['http']['header'] = "Content-type: application/x-www-form-urlencoded\r\n".

　　"P3P: CP=\"CURa ADMa DEVa PSAo PSDo OUR BUS UNI PUR INT DEM STA PRE COM NAV OTC NOI DSP COR\"\r\n".

　　"cookie: {$cookie}\r\n".

　　"Connection: close\r\n";

　　endif;

　　$context = stream_context_create($options);

　　return file_get_contents($url, 0, $context);

　　}

　　echo http_open("http://localhost/1.php", "username=haowei", "id=5", "POST");