Bug #79852 [Opn->Csd]: count(DOMNodeList) doesn't match count(IteratorIterator(DOMNodeList))

Edit report at https://bugs.php.net/bug.php?id=79852&edit=1 ID: 79852 Updated by: nikic@php.net Reported by: sjon@php.net Summary: count(DOMNodeList) doesn't match count(IteratorIterator(DOMNodeList)) -Status: Open +Status: Closed Type: Bug Package: SimpleXML related Operating System: archLinux PHP Version: 8.0.0alpha2 Block user comment: N Private report: N New Comment: Automatic comment on behalf of nikita.ppv@gmail.com Revision: http://git.php.net/?p=php-src.git;a=commit;h=70501b81a75c7c4cd0ec3a121e290e561829deb9 Log: Fixed bug #79852 Previous Comments: ------------------------------------------------------------------------ [2020-07-13 13:33:27] sjon@php.net Description: ------------ Originally found as https://3v4l.org/LtSmU - it seems the new SimpleXMLIterator broke something wrt iterator_iterator, there is a mismatch in counts, and count(IteratorIterator(DOMNodeList)) throws an Exception that doesn't seem necessary Test script: --------------- $XML = <<< XML <root> <item>1</item> <item>2</item> <item>3</item> </root> XML; $dom = new DomDocument(); $dom->loadXml($XML); $items = $dom->getElementsByTagName('item'); echo "Count: ".count($items). PHP_EOL; $it = new IteratorIterator($items); $c = iterator_count($it); echo "Count: $c", PHP_EOL; Expected result: ---------------- Count: 3 Count: 3 Actual result: -------------- Count: 3 Count: 4 ------------------------------------------------------------------------ -- Edit this bug report at https://bugs.php.net/bug.php?id=79852&edit=1