方法1: 用file_get_contents 以get方式获取内容
<?php $url='http://www.domain.com/'; $html = file_get_contents($url); echo $html; ?>
方法2: 用fopen打开url, 以get方式获取内容
<?php $fp = fopen($url, 'r'); //返回请求流信息(数组:请求状态,阻塞,返回值是否为空,返回值http头等) stream_get_meta_data($fp); while(!feof($fp)) { $result .= fgets($fp, 1024); } echo "url body: $result"; fclose($fp); ?>
方法3:用file_get_contents函数,以post方式获取url
<?php $data = array ('foo' => 'bar'); //生成url-encode后的请求字符串,将数组转换为字符串 $data = http_build_query($data); $opts = array ( <span style="white-space:pre"> </span>'http' => array ( <span style="white-space:pre"> </span>'method' => 'POST', <span style="white-space:pre"> </span>'header'=> "Content-type: application/x-www-form-urlencoded\r\n" . <span style="white-space:pre"> </span>"Content-Length: " . strlen($data) . "\r\n", <span style="white-space:pre"> </span>'content' => $data <span style="white-space:pre"> </span>) ); //生成请求的句柄文件 $context = stream_context_create($opts); $html = file_get_contents('http://localhost/e/admin/test.html', false, $context); echo $html; ?>
方法4:用fsockopen函数打开url,以get方式获取完整的数据,包括header和body,fsockopen需要 PHP.ini 中 allow_url_fopen 选项开启
<?php function get_url ($url,$cookie=false) { $url = parse_url($url); $query = $url[path]."?".$url[query]; echo "Query:".$query; $fp = fsockopen( $url[host], $url[port]?$url[port]:80 , $errno, $errstr, 30); if (!$fp) { return false; } else { $request = "GET $query HTTP/1.1\r\n"; $request .= "Host: $url[host]\r\n"; $request .= "Connection: Close\r\n"; if($cookie) $request.="Cookie: $cookie\n"; $request.="\r\n"; fwrite($fp,$request); while()) { $result .= @fgets($fp, 1024); } fclose($fp); return $result; } } //获取url的html部分,去掉header function GetUrlHTML($url,$cookie=false) { $rowdata = get_url($url,$cookie); if($rowdata) { $body= stristr($rowdata,"\r\n\r\n"); $body=substr($body,4,strlen($body)); return $body; } return false; } ?>
方法5:用fsockopen函数打开url,以POST方式获取完整的数据,包括header和body
<?php function HTTP_Post($URL,$data,$cookie, $referrer="") { // parsing the given URL $URL_Info=parse_url($URL); // Building referrer if($referrer=="") // if not given use this script as referrer $referrer="111"; // making string from $data foreach($data as $key=>$value) $values[]="$key=".urlencode($value); $data_string=implode("&",$values); // Find out which port is needed - if not given use standard (=80) if(!isset($URL_Info["port"])) $URL_Info["port"]=80; // building POST-request: $request.="POST ".$URL_Info["path"]." HTTP/1.1\n"; $request.="Host: ".$URL_Info["host"]."\n"; $request.="Referer: $referer\n"; $request.="Content-type: application/x-www-form-urlencoded\n"; $request.="Content-length: ".strlen($data_string)."\n"; $request.="Connection: close\n"; $request.="Cookie: $cookie\n"; $request.="\n"; $request.=$data_string."\n"; $fp = fsockopen($URL_Info["host"],$URL_Info["port"]); fputs($fp, $request); while(!feof($fp)) { $result .= fgets($fp, 1024); } fclose($fp); return $result; } ?>
方法6:使用curl库,使用curl库之前,可能需要查看一下php.ini是否已经打开了curl扩展
<?php $ch = curl_init(); $timeout = 5; curl_setopt ($ch, CURLOPT_URL, 'http://www.domain.com/'); curl_setopt ($ch, CURLOPT_RETURNTRANSFER, 1); curl_setopt ($ch, CURLOPT_CONNECTTIMEOUT, $timeout); $file_contents = curl_exec($ch); curl_close($ch); echo $file_contents; ?>