| <script src=traversal.js language="JavaScript" type="text/JavaScript" ></script> |
| <title>Traversal Test</title> |
| <div style="font-family: Courier; font-size: 14; white-space: pre"> |
| var root = document.getElementById('test'); |
| var start = document.getElementById('A'); |
| function testNodeFiter(n) |
| if (n.tagName == 'SPAN') { |
| if (n.id == 'B.1' || n.id == 'C.1.1') |
| return NodeFilter.FILTER_REJECT; |
| return NodeFilter.FILTER_ACCEPT; |
| return NodeFilter.FILTER_SKIP; |
| var tw1 = document.createTreeWalker(root, NodeFilter.SHOW_ELEMENT, testNodeFiter, false); |
| document.write(dumpTreeWalker(tw1, start)); |
| var tw2 = document.createTreeWalker(root, NodeFilter.SHOW_ELEMENT, testNodeFiter, false); |
| document.write(dumpTreeWalker(tw2, start, document.getElementById('D'), true)); |