DirectoryIterator::valid
Check whether current DirectoryIterator position is a valid file
Description
public bool DirectoryIterator::valid
( void
)
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
- DirectoryIterator::key
- DirectoryIterator::next
- DirectoryIterator::rewind
- Iterator::valid