PHP function to delete subdirectories recursively

This article mainly introduces the method of deleting the specified directory in PHP. It involves the skills of deleting the directory recursively in PHP. It is of great practical value. Friends in need can refer to it.

The example of this article tells the method of deleting the specified directory in PHP. method. The specific analysis is as follows:

<?php
/**
 * Delete a file, or a folder and its contents 
 * (recursive algorithm)
 * @author Aidan Lister <aidan@php.net>
 * @version 1.0.3
 * @param string  $dirname Directory to delete
 * @return bool Returns TRUE on success, FALSE on failure
 */
function rmdirr($dirname)
{
 // Sanity check
 if (!file_exists($dirname)) {
  return false;
 }
 // Simple delete for a file
 if (is_file($dirname) || is_link($dirname)) {
  return unlink($dirname);
 }
 // Loop through the folder
 $dir = dir($dirname);
 while (false !== $entry = $dir->read()) {
  // Skip pointers
  if ($entry == &#39;.&#39; || $entry == &#39;..&#39;) {
   continue;
  }
  // Recurse
  rmdirr($dirname . DIRECTORY_SEPARATOR . $entry);
 }
 // Clean up
 $dir->close();
 return rmdir($dirname);
}
?>

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