Php/docs/directoryiterator.current

• PHP Manual
• DirectoryIterator
• Return the current DirectoryIterator item

DirectoryIterator::current

(PHP 5, PHP 7)

DirectoryIterator::current — Return the current DirectoryIterator item

说明

public DirectoryIterator::current ( ) : DirectoryIterator

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