onchange 里面的console怎么绑定div这个元素隐藏

Question

<input id="text" type="text">

<script>
   var oTxt = document.getlementById(text)
       oTxt.onchange = function(){
       }
</script>

Answer 1

text加引号

 var oTxt = document.getlementById("text“);//text加引号
       oTxt.onchange = function(){
       }