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<?php
header('Content-type:text/html;charset=gb2312');
error_reporting(E_ERROR | E_WARNING | E_PARSE);
set_time_limit(0);//d等待时间.不限制
ini_set('memory_limit','200m');//设置内存
// 百度实时热点排行榜
$url ='http://top.baidu.com/buzz?b=1';
//获取网页
$str = get_str($url);
$block_rule ='/<td class="keyword">(.*?)<\/td>/si';
preg_match_all($block_rule,$str,$fenlei);
if(!empty($fenlei)){
$count = count($fenlei[1]);
for($i=0;$i<$count;$i++){
$cat_rule='/<a class="list-title" target="_blank" href="(.*?)" href_top="(.*?)">(.*?)<\/a>/si';
preg_match_all($cat_rule,$fenlei[1][$i],$cats);
if(!empty($cats)){
$url_r = $cats[1][0];
$name_r = $cats[3][0];
$num = $i+1;
echo $num.' <a href='.$url_r.' target="_blank">'.$name_r.'</a><br> ';
}
}
}
//curl获取网页内容
function get_str($url){
$UserAgent = 'Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 6.0; SLCC1; .NET CLR 2.0.50727; .NET CLR 3.0.04506; .NET CLR 3.5.21022; .NET CLR 1.0.3705; .NET CLR 1.1.4322)';
$curl = curl_init();
curl_setopt($curl, CURLOPT_URL, $url);
curl_setopt($curl, CURLOPT_HEADER, 0);
curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1);
curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, false);
curl_setopt($curl, CURLOPT_SSL_VERIFYHOST, false);
curl_setopt($curl, CURLOPT_ENCODING, '');
curl_setopt($curl, CURLOPT_USERAGENT, $UserAgent);
curl_setopt($curl, CURLOPT_FOLLOWLOCATION, 1);
curl_setopt($curl, CURLOPT_CONNECTTIMEOUT, 10);//超时 0不限制
$data = curl_exec($curl);
curl_close($curl);
return $data;
}
20181009测试有效
