<!DOCTYPE html>Search: type="search" id="mySearch" name="googlesearch"点击按钮显示或修改搜索字段 name 属性的值。onclick="display()"显示名称onclick="change()"修改名称function display() {var x = document.getElementById("mySearch").name;alert("搜索字段名称为: " + x);}function change() {var x = document.getElementById("mySearch").name = "newSearchName";alert ("名称修改为: " + x);}