PHP | DirectoryIterator isLink() Function

PHP | DirectoryIterator isFile() Function

Last Updated : 07 Mar, 2024

The DirectoryIterator::isFile() function is an inbuilt function in PHP which is used to check the current DirectoryIterator item is a regular file or not. Syntax:

bool DirectoryIterator::isFile( void )

Parameters: This function does not accept any parameters. Return Value: This function returns TRUE if the file exists and is a regular file (not a link or dir), otherwise FALSE. Below programs illustrate the DirectoryIterator::isFile() function in PHP: Program 1:

php

<?php

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

// Loop runs for each element of directory
foreach($directory as $dir) {
    
    // Check the directory element is file
    if($dir->isFile()) {

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

?>

Output:

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

Program 2:

php

<?php

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

// Loop runs while directory is valid
while ($directory->valid()) {
    
    // Check the directory element is file
    if($directory->isFile()) {

        // 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.

PHP | DirectoryIterator isLink() Function

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