DirectoryIterator::current()

(PHP 5,PHP 7)

Return the current DirectoryIterator item

说明

publicDirectoryIterator::current(void) :DirectoryIterator

Get the currentDirectoryIteratoritem.

参数

此函数没有参数。

返回值

The currentDirectoryIteratoritem.

范例

Example#1 ADirectoryIterator::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