Function xpathNode

Pagetual/pagetual.user.js:4537–4540

(s, d, n)

        contextNode = contextNode || doc;
        try {
            let xpathNode = (s, d, n) => {
                let result = d.evaluate(s, n, null, XPathResult.ANY_UNORDERED_NODE_TYPE, null);
                return result.singleNodeValue && result.singleNodeValue.nodeType === 1 && result.singleNodeValue;
            };
            let selSplit = xpath.split(" =>> ");
            if (selSplit.length === 2) {
                let ele = xpathNode(selSplit[0], doc, contextNode);