PHP | FilesystemIterator next() Function Last Updated : 26 Nov, 2019 Comments Improve Suggest changes Like Article Like Report The FilesystemIterator::next() function is an inbuilt function in PHP which is used to move to the next file element. Syntax: void FilesystemIterator::next( void ) Parameters: This function does not accept any parameters. Return Value: This function does not return any value. Below programs illustrate the FilesystemIterator::next() function in PHP: Program 1: php <?php // Create new file system iterator $fileItr = new FilesystemIterator(dirname(__FILE__)); // Check for validity of file iterator while ($fileItr->valid()) { // Check for directory if ($fileItr->isDir()) { // Display the filename echo $fileItr->getFilename() . "<br>"; } // Move to the next element $fileItr->next(); } ?> Output: dashboard img webalizer xampp Program 2: php <?php // Create new file system iterator $fileItr = new FilesystemIterator(dirname(__FILE__), FilesystemIterator::KEY_AS_FILENAME); // Loop runs while file iterator is valid while ($fileItr->valid()) { // Check if file iterator is not directory if (!$fileItr->isDir()) { // Display the key element echo $fileItr->key() . "<br>"; } // Move to the next element $fileItr->next(); } ?> Output: applications.html bitnami.css favicon.ico geeks.PNG gfg.php index.php Sublime Text Build 3211 x64 Setup.exe Note: The output of this function depends on the content of server folder. Reference: https://www.php.net/manual/en/filesystemiterator.next.php Comment More infoAdvertise with us Next Article PHP | FilesystemIterator next() Function jit_t Follow Improve Article Tags : Web Technologies PHP PHP-function PHP-Iterators Similar Reads JavaScript Tutorial JavaScript is a programming language used to create dynamic content for websites. It is a lightweight, cross-platform, and single-threaded programming language. It's an interpreted language that executes code line by line, providing more flexibility.JavaScript on Client Side: On the client side, Jav 11 min read Web Development Web development is the process of creating, building, and maintaining websites and web applications. It involves everything from web design to programming and database management. 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