Detailed explanation of how to implement batch clearing and deletion of all contents of specified folders in PHP

This article mainly introduces the method of batch clearing and deleting all the contents of the specified folder in PHP. It involves the related operation skills of deleting files and folders in the specified directory based on recursive calls of custom functions. Friends in need can refer to the following

The example of this article describes the method of batch clearing and deleting all contents of the specified folder in PHP. Share it with everyone for your reference, the details are as follows:

cleancache.php:

\"" . $dir . "\" have been cleaned clear! 
";
}
/**
 * 清空/删除 文件夹
 * @param string $dirname 文件夹路径
 * @param bool $self 是否删除当前文件夹
 * @return bool
 */
function do_rmdir($dirname, $self = true) {
  if (!file_exists($dirname)) {
    return false;
  }
  if (is_file($dirname) || is_link($dirname)) {
    return unlink($dirname);
  }
  $dir = dir($dirname);
  if ($dir) {
    while (false !== $entry = $dir->read()) {
      if ($entry == '.' || $entry == '..') {
        continue;
      }
      do_rmdir($dirname . '/' . $entry);
    }
  }
  $dir->close();
  $self && rmdir($dirname);
}

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