(PHP 5 >= 5.4.0, PHP 7, PHP 8)
RecursiveCallbackFilterIterator::hasChildren — Check whether the inner iterator's current element has children
This function has no parameters.
Example #1 RecursiveCallbackFilterIterator::hasChildren() basic usage
<?php$dir = new RecursiveDirectoryIterator(__DIR__);// Recursively iterate over XML files$files = new RecursiveCallbackFilterIterator($dir, function ($current, $key, $iterator) { // Allow recursion into directories if ($iterator->hasChildren()) { return TRUE; } // Check for XML file if (!strcasecmp($current->getExtension(), 'xml')) { return TRUE; } return FALSE;});?>