Whether it is for interviews or normal work, it is necessary to traverse all files in a folder. Let me share with you an example of how to traverse all files in a folder using PHP for your reference.
'; dirList($dir_path . '/' . $file); } else { echo $dir_path . '/' . $file . '
'; } } } closedir($dirs); } } else { echo '目录不存在！'; } } dirList('/var/www/html/php-demo'); function dir_list($dir) { if(!is_dir($dir)) return false; $dir_list = array(); $opendir = opendir($dir); if($opendir) { while(($file = readdir($opendir)) !== false) { if($file !== '.' && $file !== '..') { $tem = $dir . '/' . $file; if(is_dir($tem)) { $dir_list[$tem . '/'] = $file . '/'; dir_list($tem); } else { $dir_list[] = $file; } } } closedir($opendir); return $dir_list; } } $dir = dir_list('/var/www/html/php-demo'); var_dump($dir);
Running results:
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