<!DOCTYPE HTML> <meta charset=utf-8> <title>lastElementChild</title> <script src="/resources/testharness.js"></script> <script src="/resources/testharnessreport.js"></script> <h1>Test of lastElementChild</h1> <div id="log"></div> <p id="parentEl">The result of <span id="first_element_child">this test</span> is <span id="last_element_child" style="font-weight:bold;">logged</span> above.</p> <script> test(function() { var parentEl = document.getElementById("parentEl"); var lec = parentEl.lastElementChild; assert_true(!!lec) assert_equals(lec.nodeType, 1) assert_equals(lec.getAttribute("id"), "last_element_child") }) </script>