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php 文章采集正则代码

程序员文章站 2022-04-10 22:21:58
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复制代码 代码如下:


//采集html
function getwebcontent($url){
$ch = curl_init();
$timeout = 10;
curl_setopt($ch, CURLOPT_URL, $url);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, $timeout);
curl_setopt ($ch, CURLOPT_FOLLOWLOCATION, 1);
$contents = trim(curl_exec($ch));
curl_close($ch);
return $contents;
}


//获得标题和url
$string =
getwebcontent('http://www.***.com/learn/zhunbeihuaiyun/jijibeiyun/2');
//正则匹配

  • 获取标题和地址
    preg_match_all ("/
  • (.*)/",$string, $out, PREG_SET_ORDER);
    foreach($out as $key => $value){
    $article['title'][] = $out[$key][2];
    $article['link'][] = "http://www.***.com/learn/article/".$out[$key][1];
    }
    //根据url获取文章内容
    foreach($article['link'] as $key=>$value){
    $content_html = getwebcontent($article['link'][$key]);
    preg_match("/

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