RecursiveCallbackFilterIterator::hasChildren
(PHP 5 >= 5.4.0, PHP 7, PHP 8)
RecursiveCallbackFilterIterator::hasChildren — Check whether the inner iterator's current element has children
Descrição
public RecursiveCallbackFilterIterator::hasChildren
(
) : bool
Returns true if the current element has children, false otherwise.
Parâmetros
Esta função não possui parâmetros.
Valor Retornado
Returns true if the current element has children, false otherwise.
Exemplos
Exemplo #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;
});
?>
Veja Também
- 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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