(PHP 5, PHP 7, PHP 8)
DirectoryIterator::__construct — Constructs a new directory iterator from a path
Constructs a new directory iterator from a path.
directoryThe path of the directory to traverse.
   Throws an UnexpectedValueException
   if the directory does not exist.
  
   Throws a ValueError
   if the directory is an empty string.
  
| 版本 | 说明 | 
|---|---|
| 8.0.0 | 
        Now throws a ValueError if
        directory is an empty string;
        previously it threw a RuntimeException.
        | 
      
示例 #1 A DirectoryIterator::__construct() example
This example will list the contents of the directory containing the script.
<?php
$dir = new DirectoryIterator(dirname(__FILE__));
foreach ($dir as $fileinfo) {
    if (!$fileinfo->isDot()) {
        var_dump($fileinfo->getFilename());
    }
}
?>