----- 028-dir.php -----
1 <!DOCTYPE html> 2 <html> 3 <head> 4 <meta http-equiv="content-type" content="text/html; charset=utf-8"> 5 <title>文件夹</title> 6 </head> 7 <body> 8 <h2>文件夹</h2> 9 <pre> 10 <?php 11 $dir_name = "D:/a"; 12 $dir = opendir("D:/a"); 13 echo "D:/a下：\n"; 14 while($file = readdir($dir)) 15 { 16 if(is_file($dir_name."/".$file)) 17 echo "文件："; 18 else 19 echo "文件夹："; 20 echo iconv("gbk", "utf-8", $file), "\n"; 21 } 22 var_dump(scandir("D:/a"));//数组形式返回文件夹下的文件 23 closedir($dir); 24 25 ?> 26 </pre> 27 </body> 28 </html>
----- 029-path.php -----
1 <!DOCTYPE html> 2 <html> 3 <head> 4 <meta http-equiv="content-type" content="text/html; charset=utf-8"> 5 <title>路径</title> 6 </head> 7 <body> 8 <h2>路径</h2> 9 <pre style="font-size: 16pt"> 10 <?php 11 $file_name = "D:/a/php/root/028-dir.php"; 12 echo "文件名部分：", basename($file_name), "\n"; 13 echo "目录部分：", dirname($file_name), "\n"; 14 echo "000.jpg的绝对路径：", realpath("000.jpg"), "\n"; 15 echo "路径各个部分：\n"; 16 var_export(pathinfo($file_name)); 17 18 $dir_name = "D:/a/php/root"; 19 echo "\n\n磁盘可用空间：", round(disk_free_space($dir_name)/1073741828, 2), " GB\n"; 20 echo "磁盘总空间：", round(disk_total_space($dir_name)/1073741828, 2), " GB\n"; 21 echo "D:/a/res/txt/zzz.txt的大小：", round(filesize("D:/a/res/txt/zzz.txt")/1024, 2), "KB\n"; 22 ?> 23 </pre> 24 </body> 25 </html>