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PHP implements parsing web pages and downloading images to local

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Release： 2016-07-25 08:45:35
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  1. //error_reporting(0);//Close error reporting
  2. include_once("simple_html_dom.php");//Introduce the parsing library
  3. $url='http://www.w3cschool.cc /mongodb/mongodb-window-install.html';
  4. $html=file_get_html($url);
  5. while($url[strlen($url)-1]!='/')$url=substr($url, 0,-1);//Get the upper directory
  6. if(!is_dir($filepath)){mkdir($_SERVER['DOCUMENT_ROOT']."/imgtmp/",1);}//Create the directory
  7. foreach($ html->find('img') as $im)
  8. {
  9. $p=$im->src;
  10. if($p[0]=='/'||$p[0]==' \')$p=$url."..".$p;//Complete url
  11. file_put_contents("imgtmp/".md5(microtime()).".".substr($p,-3), file_get_contents($p));
  12. }
  13. ?>
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php实现解析网页并下载图片到本地
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