DirectoryIterator::isDot

(PHP 5, PHP 7)

DirectoryIterator::isDot — Determine if current DirectoryIterator item is '.' or '..'

说明

public DirectoryIterator::isDot ( void ) : bool

Determines if the current DirectoryIterator item is a directory and either . or ..

参数

此函数没有参数。

返回值

TRUE if the entry is . or .., otherwise FALSE

范例

Example #1 A DirectoryIterator::isDot() example

This example will list all files, omitting the . and .. entries.


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

以上例程的输出类似于：

apple.jpg
banana.jpg
example.php
pears.jpg

参见

DirectoryIterator::getType() - Determine the type of the current DirectoryIterator item
DirectoryIterator::isDir() - Determine if current DirectoryIterator item is a directory
DirectoryIterator::isFile() - Determine if current DirectoryIterator item is a regular file
DirectoryIterator::isLink() - Determine if current DirectoryIterator item is a symbolic link