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|
--TEST--
SPL: DoublyLinkedList: iterators
--FILE--
<?php
$dll = new SplDoublyLinkedList();
$dll->push(2);
$dll->push(3);
$dll->push(4);
$dll2 = clone $dll;
// std iterator
foreach($dll as $k=>$v) {
echo "$k=>$v\n";
// inner iterator
foreach($dll as $k2=>$v2) {
echo "->$k2=>$v2\n";
}
}
echo "# deleted\n";
foreach($dll as $k=>$v) {
echo "$k=>$v\n";
unset($dll);
}
echo "# while popping\n";
foreach($dll2 as $k=>$v) {
echo "$k=>$v\n";
echo "popped ".$dll2->pop()."\n";
}
?>
===DONE===
<?php exit(0); ?>
--EXPECT--
0=>2
->0=>2
->1=>3
->2=>4
1=>3
->0=>2
->1=>3
->2=>4
2=>4
->0=>2
->1=>3
->2=>4
# deleted
0=>2
1=>3
2=>4
# while popping
0=>2
popped 4
1=>3
popped 3
===DONE===
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