DirectoryIterator::next()
(PHP 5,PHP 7)
Move forward to next DirectoryIterator item
说明
public DirectoryIterator::next(void) : void
Move forward to the nextDirectoryIteratoritem.
参数
此函数没有参数。
返回值
没有返回值。
范例
Example#1DirectoryIterator::next()example
List the contents of a directory using a while loop.
<?php $iterator = new DirectoryIterator(dirname(__FILE__)); while($iterator->valid()) { echo $iterator->getFilename() . "\n"; $iterator->next(); } ?>
以上例程的输出类似于:
. .. apple.jpg banana.jpg index.php pear.jpg
参见
- DirectoryIterator::current() Return the current DirectoryIterator item
- DirectoryIterator::key() Return the key for the current DirectoryIterator item
- DirectoryIterator::rewind() Rewind the DirectoryIterator back to the start
- DirectoryIterator::valid() Check whether current DirectoryIterator position is a valid file
- Iterator::next() 向前移动到下一个元素