chromium/third_party/blink/web_tests/fast/dom/anchor-toString.html

<a href="http://localhost/sometestfile.html" id="anchor">
A link!
</a>
<br>
<br>
<script>
    {
        if (window.testRunner)
            testRunner.dumpAsText();

        var anchor = document.getElementById("anchor");
        document.write("Writing just the anchor object - " + anchor);

        var anchorString = String(anchor);
        document.write("<br><br>Writing the result of the String(anchor) - " + anchorString);

        var anchorToString = anchor.toString();
        document.write("<br><br>Writing the result of the anchor's toString() method - " + anchorToString);
    }
</script>