hi
testhi2
'); echo "--- Edge cases ---\n"; try { $dom->documentElement->replaceChildren($dom->documentElement); } catch (DOMException $e) { echo $e->getMessage(), "\n"; } try { $dom->documentElement->firstElementChild->replaceChildren($dom->documentElement); } catch (DOMException $e) { echo $e->getMessage(), "\n"; } echo "--- Normal cases ---\n"; $dom->documentElement->replaceChildren('foo', $dom->createElement('p'), 'bar'); echo $dom->saveXML(); $fragment1 = $dom->createDocumentFragment(); $fragment1->appendChild($dom->createElement('a')); $fragment1->appendChild($dom->createElement('b')); $fragment2 = $dom->createDocumentFragment(); $fragment2->append('text'); $fragment3 = $dom->createDocumentFragment(); $dom->documentElement->replaceChildren($fragment1, $fragment2, $fragment3); echo $dom->saveXML(); echo "--- Fragment case ---\n"; $fragment = $dom->createDocumentFragment(); $fragment->replaceChildren(); var_dump($dom->saveXML($fragment)); $old = $fragment->appendChild($dom->createElement('p', 'test')); $fragment->replaceChildren($dom->createElement('b', 'test')); echo $dom->saveXML($fragment), "\n"; var_dump($old->nodeValue); echo "--- Idempotent case ---\n"; $dom->replaceChildren($dom->documentElement); echo $dom->saveXML(); echo "--- Removal shortcut ---\n"; $dom->documentElement->replaceChildren(); echo $dom->saveXML(); ?> --EXPECT-- --- Edge cases --- Hierarchy Request Error Hierarchy Request Error --- Normal cases --- foobar text --- Fragment case --- string(0) "" test string(4) "test" --- Idempotent case --- text --- Removal shortcut ---