PHP | DirectoryIterator isDot() Function Last Updated : 26 Nov, 2019 Comments Improve Suggest changes Like Article Like Report The DirectoryIterator::isDot() function is an inbuilt function in PHP which is used to check the current DirectoryIterator item is '.' or '..' Syntax: bool DirectoryIterator::isDot( void ) Parameters: This function does not accept any parameters. Return Value: This function returns TRUE if the entry is . or .., otherwise FALSE. Below programs illustrate the DirectoryIterator::isDot() 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 $dir) { // Check if not a dot directory if (!$dir->isDot()) { // Display directory element and its permission $perms = substr(sprintf('%o', $dir->getPerms()), -4); echo $dir->getFilename() . " " . " | Permission: " . $perms . "<br>"; } } ?> Output: applications.html | Permission: 0666 bitnami.css | Permission: 0666 dashboard | Permission: 0777 favicon.ico | Permission: 0666 geeks.PNG | Permission: 0666 gfg.php | Permission: 0666 img | Permission: 0777 index.php | Permission: 0666 Sublime Text Build 3211 x64 Setup.exe | Permission: 0777 webalizer | Permission: 0777 xampp | Permission: 0777 Program 2: php <?php // Create a directory Iterator $directory = new DirectoryIterator(dirname(__FILE__)); // Loop runs while directory is valid while ($directory->valid()) { // Check if not a dot directory if (!$directory->isDot()) { echo $directory->getFilename() . "<br>"; } $directory->next(); } ?> Output: applications.html bitnami.css dashboard favicon.ico geeks.PNG gfg.php img index.php Sublime Text Build 3211 x64 Setup.exe webalizer xampp Note: The output of this function depends on the content of server folder. Reference: https://www.php.net/manual/en/directoryiterator.isdot.php Comment More infoAdvertise with us Next Article PHP | DirectoryIterator isDot() Function jit_t Follow Improve Article Tags : Web Technologies PHP PHP-function PHP-Iterators Similar Reads PHP | DirectoryIterator isDir() Function The DirectoryIterator::isDir() function is an inbuilt function in PHP which is used to check the current DirectoryIterator item is a directory or not. Syntax: bool DirectoryIterator::isDir( void ) Parameters: This function does not accept any parameters. Return Value: This function returns TRUE if t 2 min read PHP | DirectoryIterator isFile() Function 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 1 min read PHP | DirectoryIterator isLink() Function The DirectoryIterator::isLink() function is an inbuilt function in PHP which is used to check the current DirectoryIterator item is a symbolic link or not. Syntax: bool DirectoryIterator::isLink( void ) Parameters: This function does not accept any parameters. Return Value: This function returns TRU 1 min read PHP | DirectoryIterator next() Function The DirectoryIterator::next() function is an inbuilt function in PHP which is used to move forward to the next DirectoryIterator item. Syntax: void DirectoryIterator::next( void ) Parameters: This function does not accept any parameters. Return Value: This function does not return any value. Below p 1 min read PHP | DirectoryIterator key() Function The DirectoryIterator::key() function is an inbuilt function in PHP which is used to return the key for the current DirectoryIterator item. Syntax: string DirectoryIterator::key( void ) Parameters: This function does not accept any parameters. Return Value: This function returns the key for the curr 2 min read PHP | DirectoryIterator isWritable() Function The DirectoryIterator::isWritable() function is an inbuilt function in PHP which is used to check the current DirectoryIterator item can be written or not. Syntax: bool DirectoryIterator::isWritable( void ) Parameters: This function does not accept any parameters. Return Value: This function returns 2 min read PHP | DirectoryIterator isReadable() Function The DirectoryIterator::isReadable() function is an inbuilt function in PHP which is used to check the current DirectoryIterator item is readable or not. Syntax: bool DirectoryIterator::isReadable( void ) Parameters: This function does not accept any parameters. Return Value: This function returns TR 1 min read PHP DirectoryIterator isExecutable() Function PHP DirectoryIterator::isExecutable() function is an inbuilt function in PHP that is used to check whether the current DirectoryIterator item is executable or not. Syntax: bool DirectoryIterator::isExecutable( void ) Parameters: This function does not accept any parameters. Return Value: This functi 1 min read PHP | DirectoryIterator getType() Function The DirectoryIterator::getType() function is an inbuilt function in PHP which is used to check the type of the current DirectoryIterator item. Syntax: string DirectoryIterator::getType( void ) Parameters: This function does not accept any parameters. Return Value: This function returns a string whic 2 min read PHP | DirectoryIterator getPath() Function The DirectoryIterator::getPath() function is an inbuilt function in PHP which is used to get the path of current Iterator item without filename. Syntax: string DirectoryIterator::getPath( void ) Parameters: This function does not accept any parameters. Return Value: This function returns the file pa 2 min read Like