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|
--TEST--
SPL: Iterator using getInnerIterator
--FILE--
<?php
class RecursiceArrayIterator extends ArrayIterator implements RecursiveIterator
{
function hasChildren(): bool
{
return is_array($this->current());
}
function getChildren(): RecursiceArrayIterator
{
return new RecursiceArrayIterator($this->current());
}
}
class CrashIterator extends FilterIterator implements RecursiveIterator
{
function accept(): bool
{
return true;
}
function hasChildren(): bool
{
return $this->getInnerIterator()->hasChildren();
}
function getChildren(): RecursiceArrayIterator
{
return new RecursiceArrayIterator($this->getInnerIterator()->current());
}
}
$array = array(1, 2 => array(21, 22 => array(221, 222), 23 => array(231)), 3);
$dir = new RecursiveIteratorIterator(new CrashIterator(new RecursiceArrayIterator($array)), RecursiveIteratorIterator::LEAVES_ONLY);
foreach ($dir as $file) {
print "$file\n";
}
?>
--EXPECT--
1
21
221
222
231
3
|
