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PHP code to recursively obtain files in a directory (including subdirectories)

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Release: 2016-07-25 08:55:18
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  1. /**

  2. * Recursively obtain files in directories and subdirectories
  3. * by bbs.it-home.org
  4. */

  5. function readFileFromDir($dir) {

  6. if (!is_dir($dir)) {
  7. return false;
  8. }
  9. //Open the directory
  10. $handle = opendir($dir);
  11. while (($file = readdir($handle)) !== false) {
  12. //Exclude the current directory and the previous directory A directory
  13. if ($file == "." || $file == "..") {
  14. continue;
  15. }
  16. $file = $dir . DIRECTORY_SEPARATOR . $file;
  17. //If it is a file, print it out , otherwise call recursively
  18. if (is_file($file)) {
  19. print $file . '
    ';
  20. } elseif (is_dir($file)) {
  21. readFileFromDir($file);
  22. }
  23. }
  24. }

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Calling method:

  1. $dir = '/var/www/test';
  2. readFileFromDir($dir);
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View the php manual and find that a method scandir can also be used. This method will be used once Get all the files in a single-level directory and store them in an array. This method is not suitable when there are many files in the directory.



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