RecursiveCallbackFilterIterator::getChildren
RecursiveDirectoryIterator
RecursiveCallbackFilterIterator
PHP Manual

# RecursiveCallbackFilterIterator::hasChildren

(PHP 5 >= 5.4.0)

RecursiveCallbackFilterIterator::hasChildren — Check whether the inner iterator's current element has children

### Descrição

public void RecursiveCallbackFilterIterator::hasChildren ( void )

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

RecursiveCallbackFilterIterator::getChildren
RecursiveDirectoryIterator
RecursiveCallbackFilterIterator
PHP Manual