class MyDirectoryIterator extends DirectoryIterator
{
public function getExtension()
{
return pathinfo($this->getFilename(), PATHINFO_EXTENSION);
}
}
DirectoryIterator::getFilename
(PHP 5, PHP 7, PHP 8)
DirectoryIterator::getFilename — Return file name of current DirectoryIterator item
说明
Get the file name of the current DirectoryIterator item.
参数
此函数没有参数。
返回值
Returns the file name of the current DirectoryIterator item.
示例
示例 #1 A DirectoryIterator::getFilename() example
This example will list the contents of the directory containing the script.
<?php
$dir = new DirectoryIterator(dirname(__FILE__));
foreach ($dir as $fileinfo) {
echo $fileinfo->getFilename() . "\n";
}
?>以上示例的输出类似于：
. .. apple.jpg banana.jpg index.php pear.jpg
参见
- DirectoryIterator::getBasename() - Get base name of current DirectoryIterator item
- DirectoryIterator::getPath()
- DirectoryIterator::getPathname()
- pathinfo() - 返回文件路径的信息
add a note
User Contributed Notes 1 note
damian at kopiec dot net ¶
11 years ago
