DirectoryIterator::isDir

(PHP 5)

DirectoryIterator::isDir — Determine if current DirectoryIterator item is a directory

说明

public bool DirectoryIterator::isDir ( void )

Determines if the current DirectoryIterator item is a directory.

参数

此函数没有参数。

返回值

Returns TRUE if it is a directory, otherwise FALSE

范例

Example #1 DirectoryIterator::isDir() example

This example lists the directories within the directory of the current script.

  <?php
$iterator  = new  DirectoryIterator ( dirname ( __FILE__ ));
foreach ( $iterator  as  $fileinfo ) {
    if ( $fileinfo -> isDir ()) {
        echo  $fileinfo -> getFilename () .  "\n" ;
    }
}
 ?>

以上例程的输出类似于：

.
..
apples
bananas
pears

参见

DirectoryIterator::getType() - Determine the type of the current DirectoryIterator item
DirectoryIterator::isDot() - Determine if current DirectoryIterator item is '.' or '..'
DirectoryIterator::isFile() - Determine if current DirectoryIterator item is a regular file
DirectoryIterator::isLink() - Determine if current DirectoryIterator item is a symbolic link