<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>todoList待办事项</title>
<script src="./js/jquery.min.js"></script>
</head>
<body>
<header>
<section>
<label for="title">ToDoList</label>
<input type="text" id="title" placeholder="添加ToDo">
</section>
</header>
<section>
<h2>正在进行<span id="rodocount"></span></h2>
<ol id="todolist" class="demo-box">
</ol>
<h2>已经完成<span id="rodocount"></span></h2>
<ul id="donelist">
</ul>
</section>
<footer>
Copyright ©2014 todolist.cn
</footer>
<script>
var todolist = [{
title: '我今天吃了八个馒头',
done: false
}, {
title: '我今天学习jq',
done: false
}, ];
localStorage.setItem("todo", JSON.stringify(todolist));
//本地的数组转换为json.stringfy();
var data = localStorage.getItem("todo");
console.log(typeof data);
//获取本地存储数据需要把字符串数据转换为对象形式json.parse
data = JSON.parse(data);
console.log(data);
$(function() {
//按下回车 把完整数据存储到本地存储里面
$("#title").on("keydown", function(event) {
if (event.keyCode === 13) {
//先读取本地存储原来的数据
var local = getDate();
console.log(local);
//把local数组更新元素
local.push({
title: $(this).val(),
done: false
});
//把这个数组给本地存储
saveDate(local);
}
})
//读取本地存储的数据
function getDate() {
var data = localStorage.getItem("todolist");
if (data !== null) {
//本地存储里面的数据是字符串格式的
return JSON.parse(data);
} else {
//返回一个数组
return [];
}
}
//保存数据
function saveDate(data) {
localStorage.setItem("todolist", JSON.stringify(data));
}
});
</script>
</body>
</html>
运行结果
标签：jquery,存储,title,todolist,local,数据录入,本地,data From： https://blog.51cto.com/u_15460007/6048623