<!DOCTYPE html>type="range" id="myRange" name="points"点击按钮显示或修改滑块控件 name 属性的值。onclick="display()"显示名称onclick="change()"修改名称function display() {var x = document.getElementById("myRange").name;alert("滑块控件名称为: " + x);}function change() {var x = document.getElementById("myRange").name = "newRangeName";alert ("名称修改为: " + x);}