The DirectoryIterator::getCTime() function is an inbuilt function in PHP which is used to get the inode change time of the current DirectoryIterator item.
Syntax:
int DirectoryIterator::getCTime( void )
Parameters: This function does not accept any parameters.
Return Value: This function returns the last change time of the file in Unix timestamp format.
Below programs illustrate the DirectoryIterator::getCTime() function in PHP:
Program 1:
<?php   // Create a directory Iterator $directory = new DirectoryIterator(dirname(__FILE__));   // Loop runs while directory is valid while ($directory->valid()) {       // Check if the element is directory     if ($directory->isDir()) {           // Store the current element         $file = $directory->current();           // Display the file name and         // inode change time         echo $file->getFilename() . " | CTime: "                . $directory->getCTime() . "<br>";     }       // Move to the next element     $directory->next(); } ?> |
Output:
. | CTime: 1574350718 .. | CTime: 1574350715 dashboard | CTime: 1574350718 img | CTime: 1574350718 webalizer | CTime: 1574350718 xampp | CTime: 1574350718
Program 2:
<?php   // Create a directory Iterator $directory = new DirectoryIterator(dirname(__FILE__));   // Loop runs for each element of directory foreach($directory as $dir) {           // Store the current element of directory     $file = $directory->current();           // Display the key, filename and     // its inode change time     echo $dir->key() . " => " .         $file->getFilename() . " | CTime: " .         $dir->getCTime() . "<br>"; } ?> |
Output:
0 => . | CTime: 1574350718 1 => .. | CTime: 1574350715 2 => applications.html | CTime: 1574350724 3 => bitnami.css | CTime: 1574350724 4 => dashboard | CTime: 1574350718 5 => favicon.ico | CTime: 1574350724 6 => neveropen.PNG | CTime: 1574478578 7 => gfg.php | CTime: 1574351394 8 => img | CTime: 1574350718 9 => index.php | CTime: 1574350723 10 => webalizer | CTime: 1574350718 11 => xampp | CTime: 1574350718
Note: The output of this function depends on the content of server folder.
Reference: https://www.php.net/manual/en/directoryiterator.getctime.php
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