PHP | DirectoryIterator getFilename() Function

The DirectoryIterator::getFilename() function is an inbuilt function in PHP which is used to return file name of current DirectoryIterator item.

Syntax:

string DirectoryIterator::getFilename( void )

Parameters: This function does not accept any parameters.

Return Value: This function returns the file name of the current DirectoryIterator item.

Below programs illustrate the DirectoryIterator::getFilename() function in PHP:

Program 1:

<?php

// Create a directory Iterator
$directory = new DirectoryIterator(dirname(__FILE__));

// Loop runs for each element of directory
foreach($directory as $dir) {

    // Display the filename
    echo $dir->getFilename() . "<br>";
}
?>

Output:

.
..
applications.html
bitnami.css
dashboard
favicon.ico
geeks.PNG
gfg.php
img
index.php
webalizer
xampp

Program 2:

<?php

// Create a directory Iterator
$directory = new DirectoryIterator(dirname(__FILE__));

// Loop runs while directory is valid
while ($directory->valid()) {

    // Check the file is not directory
    if (!$directory->isDir()) {

        // Display the filename
        echo $directory->getFilename() . "<br>";
    }

    // Move to the next element
    $directory->next();
}
?>

Output:

applications.html
bitnami.css
favicon.ico
geeks.PNG
gfg.php
index.php

Note: The output of this function depends on the content of server folder.

Reference: https://www.php.net/manual/en/directoryiterator.getfilename.php