DirectoryIterator::current
(PHP 5, PHP 7)
DirectoryIterator::current — Return the current DirectoryIterator item
说明
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
