js如何获得<div>abc</div>值

Question

 <div id='a'>asdfa</div>
  <script>
  alert(document.getElementById('a').innerHTML)
  </script>

Answer 1

至少也得给div个id,或name属性吧
用document.getElementById("id").innerText;
或document.getElementByName("name").innerText;

Answer 2

<div id='a'>asdfa </div> 
  <script> 
  alert(document.getElementById('a').innerHTML) 
  </script>
给一个id给div

Answer 3

<script>
function test()
{
 var str=document.getElementById("lihan").innerHTML;
 alert(str);
}
</script>
<div id="lihan"></div>

Answer 4

document.getElementsByName("name")[0].innerText;