----- 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>
时间： 2024-10-12 04:17:11