RecursiveCallbackFilterIterator::hasChildren
(PHP 5 >= 5.4.0, PHP 7, PHP 8)
RecursiveCallbackFilterIterator::hasChildren — Check whether the inner iterator's current element has children
Descrizione
Returns true if the current element has children, false otherwise.
Elenco dei parametri
Questa funzione non contiene parametri.
Valori restituiti
Returns true if the current element has children, false otherwise.
Esempi
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;
});
?>Vedere anche:
- RecursiveCallbackFilterIterator Examples
- RecursiveCallbackFilterIterator::__construct() - Create a RecursiveCallbackFilterIterator from a RecursiveIterator
- RecursiveCallbackFilteriterator::getChildren() - Return the inner iterator's children contained in a RecursiveCallbackFilterIterator
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