DirectoryIterator::valid
(PHP 5, PHP 7, PHP 8)
DirectoryIterator::valid — Check whether current DirectoryIterator position is a valid file
Description
public DirectoryIterator::valid(): bool
Check whether current DirectoryIterator position is a valid file.
Parameters
This function has no parameters.
Return Values
Returns true
if the position is valid, otherwise false
Examples
Example #1 A DirectoryIterator::valid() example
<?php $iterator = new DirectoryIterator(dirname(__FILE__)); // Loop to end of iterator while($iterator->valid()) { $iterator->next(); } $iterator->valid(); // FALSE $iterator->rewind(); $iterator->valid(); // TRUE ?>
See Also
- DirectoryIterator::current() - Return the current DirectoryIterator item
- 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
- Iterator::valid() - Checks if current position is valid
© 1997–2021 The PHP Documentation Group
Licensed under the Creative Commons Attribution License v3.0 or later.
https://www.php.net/manual/en/directoryiterator.valid.php