'; $dom = DomWrapper::fromString($html); echo "Original HTML: " . $dom->document->saveHTML() . "\n\n"; // Test 2: Find x-counter element echo "=== Test 2: Find x-counter Element ===\n"; $allElements = $dom->document->getElementsByTagName('*'); foreach ($allElements as $element) { if ($element instanceof \Dom\HTMLElement) { echo "Found element: {$element->tagName} (lowercase: " . strtolower($element->tagName) . ")\n"; if (str_starts_with(strtolower($element->tagName), 'x-')) { echo " -> This is an x-component!\n"; $xComponent = $element; } } } echo "\n"; // Test 3: Try to replace element echo "=== Test 3: Try replaceElementWithHtml ===\n"; if (isset($xComponent)) { $replacementHtml = '

Counter HTML

'; echo "Replacement HTML: {$replacementHtml}\n"; try { $dom->replaceElementWithHtml($xComponent, $replacementHtml); echo "Replacement successful!\n"; echo "New HTML: " . $dom->document->saveHTML() . "\n"; } catch (\Throwable $e) { echo "ERROR: " . $e->getMessage() . "\n"; echo "Stack trace:\n" . $e->getTraceAsString() . "\n"; } } else { echo "ERROR: xComponent not found!\n"; } echo "\n"; // Test 4: Alternative approach - direct parent manipulation echo "=== Test 4: Alternative - Direct Parent Manipulation ===\n"; $html2 = ''; $dom2 = DomWrapper::fromString($html2); $allElements2 = $dom2->document->getElementsByTagName('*'); foreach ($allElements2 as $element) { if ($element instanceof \Dom\HTMLElement && strtolower($element->tagName) === 'x-test') { echo "Found x-test element\n"; // Try direct HTML injection via innerHTML if ($element->parentNode) { echo "Has parent node: " . $element->parentNode->nodeName . "\n"; // Create new element manually $newDiv = $dom2->document->createElement('div'); $newDiv->setAttribute('data-test', 'replacement'); $newDiv->textContent = 'Replacement Content'; $element->parentNode->replaceChild($newDiv, $element); echo "Direct replacement successful!\n"; echo "New HTML: " . $dom2->document->saveHTML() . "\n"; } } }