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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>Unique Identifier</title>
<link rel="help" href="https://w3c.github.io/mathml-core/#attributes-common-to-html-and-mathml-elements">
<link rel="help" href="https://w3c.github.io/mathml-core/#dom-and-javascript">
<meta name="assert" content="Verify whether the getElementById() works for MathML elements.">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script>
setup({ explicit_done: true });
window.addEventListener("DOMContentLoaded", function() {
var mtext = document.getElementById("MTEXT");
test(function() {
assert_equals(mtext, document.body.lastElementChild.lastElementChild);
}, "getElementById()");
done();
});
</script>
</head>
<body>
<div id="log"></div>
<math>
<mtext id="MTEXT_"></mtext>
<mtext id="MTEX"></mtext>
<mtext id="MTEXT"></mtext>
</math>
</body>
</html>
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