<input type="range" id="myRange" name="points">

<p>点击按钮显示滑块控件name属性的值</p>

<button onclick="myFunction()">点我</button>

<p id="demo"></p>

<script>

function myFunction() {

    var x = document.getElementById("myRange").name;

    document.getElementById("demo").innerHTML = x;

}

</script>

​