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|
--TEST--
SPL: RecursiveTreeIterator and IteratorAggregate
--FILE--
<?php
$ary = array(
0 => array(
"a",
1,
),
"a" => array(
2,
"b",
3 => array(
4,
"c",
),
"3" => array(
4,
"c",
),
),
);
class RecursiveArrayIteratorAggregated implements IteratorAggregate {
public $it;
function __construct($it) {
$this->it = new RecursiveArrayIterator($it);
}
function getIterator(): Traversable {
return $this->it;
}
}
$it = new RecursiveArrayIteratorAggregated($ary);
echo "-- flags = BYPASS_KEY --\n";
foreach(new RecursiveTreeIterator($it) as $k => $v) {
echo "[$k] => $v\n";
}
echo "-- flags = BYPASS_CURRENT --\n";
foreach(new RecursiveTreeIterator($it, RecursiveTreeIterator::BYPASS_CURRENT) as $k => $v) {
echo "[$k] => $v\n";
}
echo "-- flags = BYPASS_KEY|BYPASS_KEY --\n";
foreach(new RecursiveTreeIterator($it, RecursiveTreeIterator::BYPASS_CURRENT|RecursiveTreeIterator::BYPASS_KEY) as $k => $v) {
echo "[$k] => $v\n";
}
echo "-- flags = 0 --\n";
foreach(new RecursiveTreeIterator($it, 0) as $k => $v) {
echo "[$k] => $v\n";
}
echo "-- flags = 0, caching_it_flags = CachingIterator::CATCH_GET_CHILD --\n";
foreach(new RecursiveTreeIterator($it, 0, CachingIterator::CATCH_GET_CHILD) as $k => $v) {
echo "[$k] => $v\n";
}
?>
--EXPECTF--
-- flags = BYPASS_KEY --
[0] => |-Array
[0] => | |-a
[1] => | \-1
[a] => \-Array
[0] => |-2
[1] => |-b
[3] => \-Array
[0] => |-4
[1] => \-c
-- flags = BYPASS_CURRENT --
Warning: Array to string conversion in %s on line %d
[|-0] => Array
[| |-0] => a
[| \-1] => 1
Warning: Array to string conversion in %s on line %d
[\-a] => Array
[ |-0] => 2
[ |-1] => b
Warning: Array to string conversion in %s on line %d
[ \-3] => Array
[ |-0] => 4
[ \-1] => c
-- flags = BYPASS_KEY|BYPASS_KEY --
Warning: Array to string conversion in %s on line %d
[0] => Array
[0] => a
[1] => 1
Warning: Array to string conversion in %s on line %d
[a] => Array
[0] => 2
[1] => b
Warning: Array to string conversion in %s on line %d
[3] => Array
[0] => 4
[1] => c
-- flags = 0 --
[|-0] => |-Array
[| |-0] => | |-a
[| \-1] => | \-1
[\-a] => \-Array
[ |-0] => |-2
[ |-1] => |-b
[ \-3] => \-Array
[ |-0] => |-4
[ \-1] => \-c
-- flags = 0, caching_it_flags = CachingIterator::CATCH_GET_CHILD --
[|-0] => |-Array
[| |-0] => | |-a
[| \-1] => | \-1
[\-a] => \-Array
[ |-0] => |-2
[ |-1] => |-b
[ \-3] => \-Array
[ |-0] => |-4
[ \-1] => \-c
|
