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snewcomer/tree-walker.js

Created April 2, 2019 01:49
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Tree Walker
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tree-walker.js
function indexTree(root) {
var treeWalker = document.createTreeWalker(
root,
NodeFilter.SHOW_ELEMENT);
var el;
while((el = treeWalker.nextNode())) {
var key = getNodeKey(el);
if (key) {
fromNodesLookup[key] = el;
}
}
}
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