任务中的代码是这样写的吗?
<script type="text/javascript"> var otest = document.getElementById("test"); var newnode = document.createElement("li"); newnode.innerHTML = "PHP"; otest.insertBefore(newnode,otets.lastChild); </script>
<script type="text/javascript"> var otest = document.getElementById("test"); var newnode = document.createElement("li"); newnode.innerHTML = "PHP"; otest.insertBefore(newnode,otets.lastChild); </script>
2016-12-07
举报