PHP implements parsing web pages and downloading images to local

  //error_reporting(0);//Close error reporting
 include_once("simple_html_dom.php");//Introduce the parsing library
 $url='http://www.w3cschool.cc /mongodb/mongodb-window-install.html';
 $html=file_get_html($url);
 while($url[strlen($url)-1]!='/')$url=substr($url, 0,-1);//Get the upper directory
 if(!is_dir($filepath)){mkdir($_SERVER['DOCUMENT_ROOT']."/imgtmp/",1);}//Create the directory
 foreach($ html->find('img') as $im)
 {
 $p=$im->src;
 if($p[0]=='/'||$p[0]==' \')$p=$url."..".$p;//Complete url
 file_put_contents("imgtmp/".md5(microtime()).".".substr($p,-3), file_get_contents($p));
 }
 ?>

Download images, php