JavaScript 实现代码

//保存数据

function save() {

  var site = new Object;

  site.keyname = document.getElementById("keyname").value;

  site.sitename = document.getElementById("sitename").value;

  site.siteurl = document.getElementById("siteurl").value;

  var str = JSON.stringify(site); // 将对象转换为字符串

  localStorage.setItem(site.keyname, str);

  alert("保存成功");

}

//查找数据

function find() {

  var search_site = document.getElementById("search_site").value;

  var str = localStorage.getItem(search_site);

  var find_result = document.getElementById("find_result");

  var site = JSON.parse(str);

  find_result.innerHTML = search_site + "的网站名是：" + site.sitename + "，网址是：" + site.siteurl;

}