DirectoryIterator::current

(PHP 5, PHP 7)

DirectoryIterator::current — Return the current DirectoryIterator item.

说明

public DirectoryIterator DirectoryIterator::current ( void )

Get the current DirectoryIterator item.

参数

此函数没有参数。

返回值

The current DirectoryIterator item.

范例

Example #1 A DirectoryIterator::current() example

This example will list the contents of the directory containing the script.


<?php
$iterator = new DirectoryIterator(__DIR__);
while($iterator->valid()) {
    $file = $iterator->current();
    echo $iterator->key() . " => " . $file->getFilename() . "\n";
    $iterator->next();
}
?>

以上例程的输出类似于：

0 => .
1 => ..
2 => apple.jpg
3 => banana.jpg
4 => index.php
5 => pear.jpg

参见

DirectoryIterator::key() - Return the key for the current DirectoryIterator item
DirectoryIterator::next() - Move forward to next DirectoryIterator item
DirectoryIterator::rewind() - Rewind the DirectoryIterator back to the start
DirectoryIterator::valid() - Check whether current DirectoryIterator position is a valid file
Iterator::current() - 返回当前元素