一个php上传下载文件的源码

10. enctype="multipart/form-data">

    Filename:
11. 
    
12. 
    
14. $dir = 'upload/';
15. if(is_dir($dir)) {
16. if ($dh = opendir($dir)) {
17. while (($file = readdir($dh)) !== false) {
18. if($file!="." && $file!="..") {
19. echo "
";
20. }
21. }
22. closedir($dh);
23. }
24. }
25. ?>

".$file."

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#----------------- 文件：upload_file.php

2. if ($_FILES["file"]["error"] > 0)
3. {
4. echo "Return Code: " . $_FILES["file"]["error"] . "
   ";
5. }
6. else
7. {
8. echo "Upload: " . $_FILES["file"]["name"] . "
   ";
9. echo "Type: " . $_FILES["file"]["type"] . "
   ";
10. echo "Size: " . ($_FILES["file"]["size"] / 1024) . " Kb
    ";
11. echo "Temp file: " . $_FILES["file"]["tmp_name"] . "
    ";
13. if (file_exists("upload/" . $_FILES["file"]["name"]))
14. {
15. echo $_FILES["file"]["name"] . " already exists. ";
16. }
17. else
18. {
19. move_uploaded_file($_FILES["file"]["tmp_name"],
20. "upload/" . $_FILES["file"]["name"]);
21. echo "Stored in: " . "upload/" . $_FILES["file"]["name"];
22. }
23. }
24. header('HTTP/1.1 301 Moved Permanently');
25. header('Location:files.php');
26. ?>

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