p->ch;
}
$arr_a = array('i' => 1,
'p' => null,
'ch' => array(),
'd' => 'test 1');
$arr_b = array('i' => 2,
'p' => null,
'ch' => array(),
'k' => 'b',
'd' => 'test 2');
$arr_c = array('i' => 3,
'p' => null,
'ch' => array(),
'k' => 'c',
'd' => 'test 3');
$arr_d = array('i' => 4,
'p' => null,
'ch' => array(),
'k' => 'd',
'd' => 'test 4');
$node_a = (object) $arr_a;
$node_b = (object) $arr_b;
$node_c = (object) $arr_c;
$node_d = (object) $arr_d;
$node_d->p = $node_c;
$node_c->p = $node_a;
$node_b->p = $node_a;
$node_a->ch[] = $node_b;
$node_a->ch[] = $node_c;
$node_c->ch[] = $node_d;
$indexes = array('a' => $node_a,
'b' => $node_b,
'c' => $node_b,
'd' => $node_d);
$tree = $node_a;
echo '';
print_r($tree);
echo '
';
echo $s = serialize($tree);
echo '
delka: '.strlen($s).'
';
$tree_b = unserialize($s);
echo '';
print_r($tree_b);
echo '
';
echo '';
print_r(getSameLevelNodes($indexes,'b'));
echo '
';
?>