attr-namespace.html - Android社区 - https://www.androidos.net.cn/

<html>
<head>
<link rel="stylesheet" href="../js/resources/js-test-style.css">
<script src="../js/resources/js-test-pre.js"></script>
<script src="xpath-test-pre.js"></script>
</head>
<body>
<div id="console"></div>

<script>
function nsResolver(prefix) {
    if (prefix == "ns")
        return "foobarns";
    if (prefix == "xml")
        return "http://www.w3.org/XML/1998/namespace";
    if (prefix == "xmlns")
        return "http://www.w3.org/2000/xmlns/";
    alert("Unexpected prefix " + prefix);
}

doc = (new DOMParser).parseFromString(
    '<doc>' +
    '  <elem attr1="1" ns:attr2="2" xml:id="3" ns:xmlns="4" xmlns:ns="foobarns" xmlns="barfoons"/>' +
    '</doc>',
    'application/xml');

shouldBe('doc.evaluate("//@attr1", doc, null, XPathResult.ORDERED_NODE_SNAPSHOT_TYPE, null).snapshotLength', '1');
shouldBe('doc.evaluate("//@attr2", doc, null, XPathResult.ORDERED_NODE_SNAPSHOT_TYPE, null).snapshotLength', '0');
shouldBe('doc.evaluate("//@ns:attr2", doc, nsResolver, XPathResult.ORDERED_NODE_SNAPSHOT_TYPE, null).snapshotLength', '1');
shouldBe('doc.evaluate("//@ns:xmlns", doc, nsResolver, XPathResult.ORDERED_NODE_SNAPSHOT_TYPE, null).snapshotLength', '1');
shouldThrow('doc.evaluate("//@xml:id", doc, null, XPathResult.ORDERED_NODE_SNAPSHOT_TYPE, null).snapshotLength');
shouldBe('doc.evaluate("//@xml:id", doc, nsResolver, XPathResult.ORDERED_NODE_SNAPSHOT_TYPE, null).snapshotLength', '1');
shouldBe('doc.evaluate("//@*", doc, null, XPathResult.ORDERED_NODE_SNAPSHOT_TYPE, null).snapshotLength', '4');
shouldBe('doc.evaluate("//@ns:*", doc, nsResolver, XPathResult.ORDERED_NODE_SNAPSHOT_TYPE, null).snapshotLength', '2');
shouldBe('doc.evaluate("//@xml:*", doc, nsResolver, XPathResult.ORDERED_NODE_SNAPSHOT_TYPE, null).snapshotLength', '1');
shouldBe('doc.evaluate("//@xmlns", doc, nsResolver, XPathResult.ORDERED_NODE_SNAPSHOT_TYPE, null).snapshotLength', '0');
shouldBe('doc.evaluate("//@xmlns:*", doc, nsResolver, XPathResult.ORDERED_NODE_SNAPSHOT_TYPE, null).snapshotLength', '0');

var successfullyParsed = true;

</script>
<script src="../js/resources/js-test-post.js"></script>
</body>
</html>