PHP文件遍历

function fileTree($path='.')
{

 $file = new DirectoryIterator($path);
 foreach($file as $info){
       if($info->isDot()) continue;
       if($info->isDir()){
           fileTree($info->getPathname());
       }
       echo $info->getBasename().'==========='.$info->getPath().PHP_EOL;
   }

}