27-选项卡
<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>选项卡</title>
    <style type="text/css">
        *{
            padding: 0;
            margin: 0;
        }
        ul{
            list-style-type: none;
        }
        ul li{
            float: left;
            width: 160px;
            height: 60px;
            line-height: 60px;
            text-align: center;
            background-color: #999999;
        }
        #tab{
            width: 480px;
            margin: 20px auto;
            border: 1px solid red;
        }
        li.active{
            background-color: #FFFFFF;
        }
        ul li a{
            text-decoration: none;
            color: #333333;
        }
        p.active{
            display: block;
        }
        p{
            display: none;
            height: 200px;
            text-align: center;
            line-height: 200px;
            background: #FFFFFF;
        }
    </style>
</head>
<body>
    <div id="tab">
        <ul>
            <li class="active"><a href="#">首页</a></li>
            <li><a href="#">新闻</a></li>
            <li><a href="#">图片</a></li>
        </ul>
         <p class="active">首页内容</p>
         <p class>新闻内容</p>
         <p class>图片内容</p>
    </div>
</body>
<script type="text/javascript">
    var tabi = document.getElementsByTagName('li');
    var tabContent = document.getElementsByTagName('p');
    for (var i = 0;i < tabi.length; i++){
        //保存变量 i
        tabi[i].index = i;
        tabi[i].onclick = function () {
            for (var j = 0;j < tabi.length;j++){
                tabi[j].className = '';
                tabContent[j].className = '';
            }
            this.className = 'active';
            tabContent[this.index].className = 'active';
        }
    }
</script>
</html>

28-仿淘宝搜索框
<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>淘宝搜索框</title>
    <style type="text/css">
        *{
            padding: 0;
            margin: 0;
        }
        #search{
            position: relative;
        }
        label{
            position: absolute;
            font-size: 20px;
            top: 8px;
            left: 80px;
            color: #999999;
        }
        input{
            outline: none;
            display: block;
            width: 400px;
            height: 40px;
            font-size: 20px;
            border: 2px solid yellowgreen;
            margin-left: 20px;
            margin-top: 20px;
            border-radius: 5px;
        }
    </style>
</head>
<body>
    <div id="search">
        <input type="text" id="text" />
        <label for="text" id="msg">pandaboy</label>
    </div>
</body>
<script type="text/javascript">
    var text = document.getElementById('text');
    var msg = document.getElementById('msg');
    // 检测用户输入的表单控件
    text.oninput = function () {
        if (this.value == ''){
            msg.style.display = 'block';
        }else {
            msg.style.display = 'none';
        }
    }
</script>
</html>

29-获取当前最新的时间
<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>获取当前时间</title>
    <style type="text/css">
        /**{*/
            /*padding: 0;*/
            /*margin: 0;*/
        /*}*/
    </style>
</head>
<body>
    <div></div>
</body>
<script type="text/javascript">
    // document.body.innerHTML = '123';
    setInterval(function () {
        var date = new Date();
        var y = date.getFullYear();
        var m = date.getMonth();
        var d = date.getDate();
        var h = date.getHours();
        var min = date.getMinutes();
        var s = date.getSeconds();
    //    现在是xxxxn年xx月xx日 xx:xx:xx
        document.body.innerHTML = "现在是"+y+'年'+(m+1)+'月'+d+'日' +" "+num(h)+':'+num(min)+':'+num(s);
    },1000);
    function num(n) {
        if (n<10){
            return '0'+n;
        }
        return n;
    }
</script>
</html>

30-匀速运动案例
<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>匀速运动事件</title>
    <style type="text/css">
        *{
            padding: 0;
            margin: 0;
        }
        .box{
            width: 200px;
            height: 200px;
            background-color: red;
            position: absolute;
            top: 50px;
            left: 0;
        }
    </style>
</head>
<body>
    <div id="wrap">
        <button id="btn">运动</button>
        <div class="box" id="box1"></div>
    </div>
</body>
<script type="text/javascript">
    var btn = document.getElementById('btn');
    var box1 = document.getElementById('box1');
    var count = 0;
    var time = null;
    btn.onclick = function () {
        // box1.style.left = '20px';
        setInterval(function () {
            count += 0.2;
            if (count > 1000){
                clearInterval(time);
                box1.style.display = 'none';
            }
            box1.style.left = count+'1px';
        },10)
    }
</script>
</html>

31-5秒之后关闭广告
<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>5秒后关闭</title>
    <style type="text/css">
        *{
            padding: 0;
            margin: 0;
        }
        img{
            position: fixed;
            cursor: move;
        }
        #left{
            left: 0;
        }
        #right{
            right: 0;
        }
        ul{
            list-style-type: none;
        }
        ul li{
            font-size: 25px;
        }
    </style>
</head>
<body>
    <img src="bd_logo1.png" id="left"/>
    <img src="bd_logo1.png" id="right"/>
    <ul>
        <li>123123</li>
        <li>123123</li>
        <li>123123</li>
        <li>123123</li>
        <li>123123</li>
        <li>123123</li>
        <li>123123</li>
        <li>123123</li>
        <li>123123</li>
        <li>123123</li>
        <li>123123</li>
        <li>123123</li>
        <li>123123</li>
        <li>123123</li>
        <li>123123</li>
        <li>123123</li>
        <li>123123</li>
        <li>123123</li>
        <li>123123</li>
        <li>123123</li>
        <li>123123</li>
    </ul>
</body>
<script type="text/javascript">
    window.onload = function () {
        var left = document.getElementById('left');
        var right = document.getElementById('right');
        setTimeout(function () {
            left.style.display = 'none';
            right.style.display = 'none';
        },3000)
    }
</script>
</html>

32-小米滚动
<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>滚动图</title>
    <style type="text/css">
        *{
            padding: 0;
            margin: 0;
        }
        .warp{
            position: relative;
            width: 512px;
            height: 400px;
            border: 3px solid coral;
            overflow: hidden;
            margin: 100px auto;
        }
        img{
            position: absolute;
            top: 0;
            left: 0;
        }
        .up{
            position: absolute;
            width: 512px;
            height: 200px;
        }
        .down{
            position: absolute;
            width: 512px;
            height: 200px;
            top:200px;
        }
    </style>
</head>
<body>
    <div id="box" class="warp">
        <img src="mi.png" id="xiaomi"/>
        <span class="up" id="picUp"></span>
        <span class="down" id="picDown"></span>
    </div>
</body>
<script type="text/javascript">
    var up = document.getElementById('picUp');
    var down = document.getElementById('picDown');
    var img = document.getElementById('xiaomi');
    var count = 0;
    var time = null;
    up.onmouseover = function () {
        //不管怎样,先清除定时器
        clearInterval(time);
        time = setInterval(function () {
            count -= 3;
            count >= -2100 ? img.style.top = count + 'px':clearInterval(time) ;
        },30)
    };
    down.onmouseover = function () {
        clearInterval(time);
        time = setInterval(function () {
            count += 3;
            count <= 0 ? img.style.top = count + 'px':clearInterval(time) ;
        },30)
    }
</script>
</html>

33-无缝轮播图
<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>无缝轮播</title>
    <style type="text/css">
        *{
            padding: 0;
            margin: 0;
        }
        .box{
            width: 300px;
            height: 150px;
            margin: 50px auto;
            overflow: hidden;
            position: relative;
        }
        ul{
            list-style-type: none;
        }
        ul li{
            float: left;
        }
        .box ul{
            width: 400%;
            position: absolute;
            top: 0;
            left: 0;
        }
    </style>
</head>
<body>
    <div class="box">
        <ul>
            <li><img src="../img/safe-1.jpg" /></li>
             <li><img src="../img/safe-2.jpg" /></li>
             <li><img src="../img/safe-3.jpg" /></li>
             <li><img src="../img/safe-4.jpg" /></li>
 
 
        </ul>
    </div>
</body>
<script type="text/javascript">
    var box = document.getElementsByClassName('box')[0];
    var ul = box.children[0];
    var num = 0;
    var time = null;
    time = setInterval(autoPlay,30);
    function autoPlay() {
        num--;
        num <= -600 ? num = 0:num;
        ul.style.left = num + 'px';
 
    }
    box.onmouseover = function () {
        clearInterval(time)
    };
    box.onmouseout = function () {
       time = setInterval(autoPlay,30);
    }
</script>
</html>

34-BOM_输出
// 1.JS的核心就是ECMA DOM BOM
    // 2.BOM就是 Browser Object Model 浏览器
    // 输出 屏幕的宽高等 滚动的宽高 setInterval... window.open() close() location
    // 1.alert()
    // 浏览器的调试
    // 2.console.log()
    // 获取用户的输入框内容
    // 3.prompt()
    // 4. confirm 多一个取消键
    //    如果点击确定,返回true 如果点击取消,返回的是false

35-open_close
<!--行间的js中的open,window不能省略-->
    <button onclick="window.open('https://www.baidu.com/')">按钮</button>
    <button>百度</button>
    <button onclick="window.close()">关闭网页</button>
    <button>关闭</button>
</body>
<script type="text/javascript">
    var oBtn = document.getElementsByTagName('button')[1];
    var cBtn = document.getElementsByTagName('button')[3];
    oBtn.onclick = function () {
        // open('https://www.baidu.com');
        // 打开空白页面
        open('about:blank','_self');
 
    };
    cBtn.onclick = function () {
        if(confirm('是否关闭')){
           close();
        }
    };

36-BOM的其他对象
// 返回浏览器的用户设备信息
console.log(window.navigator.userAgent);
console.log(window.location);
// 经常使用的方法
// window.location.href = 'https://www.baidu.com';
// 全局刷新,尽量少用
window.location.reload();

37-client系列
<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Client</title>
    <style type="text/css">
        .box{
            width: 200px;
            height: 200px;
            position: absolute;
            border: 1px yellowgreen solid;
            margin: 10px 0 0 0;
            padding: 10px;
        }
    </style>
</head>
<body>
    <div class="box"></div>
</body>
<script type="text/javascript">
    var oBox = document.getElementsByClassName('box')[0];
    console.log(oBox.clientTop); //边框顶部的宽度
    console.log(oBox.clientLeft); //边框左部的距离
    console.log(oBox.clientHeight); //内容区域+ 上下padding值
    console.log(oBox.clientWidth); //内容区域 + 左右padding值
</script>
</html>

38-屏幕的可视区域
window.onload = function () {
        console.log(document.documentElement.clientWidth);
        console.log(document.documentElement.clientHeight);
    };
    window.onresize = function () {
        console.log(document.documentElement.clientWidth);
        console.log(document.documentElement.clientHeight);
    }

39-offset系列
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>offset</title>
</head>
<body>
<div id="box" style="width: 200px;height: 200px ;border:1px solid red;padding: 10px">
 
</div>
</body>
<script type="text/javascript">
window.onload = function () {
// 占位宽高
// offsetTop: 如果盒子没有设置定位,就是到浏览器的顶部的距离
var box = document.getElementById('box');
console.log(box.offsetTop);
console.log(box.offsetLeft);
console.log(box.offsetWidth);
console.log(box.offsetHeight);
}
</script>
</html>

40-scroll系列
<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>scroll</title>
    <style type="text/css">
        *{
            padding: 0;
            margin: 0;
        }
    </style>
</head>
<body style="width: 2000px;height: 2000px">
    <!--滚动系列-->
    <div style="height: 200px;background: green"></div>
    <div style="height: 200px;background: red"></div>
    <div style="height: 200px;background: beige"></div>
    <div style="height: 200px;background: gray"></div>
    <div style="height: 200px;background: tan"></div>
    <div style="height: 200px;background: aqua"></div>
    <div style="width: 200px;height: 200px;border: 1px solid red; overflow: auto" id="scroll">
        <p>12312312312312312312</p>
        <p>12312312312312312312</p><p>12312312312312312312</p>
        <p>12312312312312312312</p>
        <p>12312312312312312312</p>
        <p>12312312312312312312</p>
        <p>12312312312312312312</p>
        <p>12312312312312312312</p>
        <p>12312312312312312312</p>
        <p>12312312312312312312</p>
        <p>12312312312312312312</p>
        <p>12312312312312312312</p>
        <p>12312312312312312312</p>
        <p>12312312312312312312</p>
        <p>12312312312312312312</p>
    </div>
 
</body>
    <script type="text/javascript">
        window.onload = function () {
            //实时监听滚动事件
            window.onscroll = function () {
                // console.log(1);
                // console.log('上'+document.documentElement.scrollTop);
                // console.log('左'+document.documentElement.scrollLeft);
                // console.log('宽'+document.documentElement.scrollWidth);
                // console.log('高'+document.documentElement.scrollHeight);
            };
            var s = document.getElementById('scroll');
            s.onscroll  = function () {
              console.log('上'+s.scrollTop);
              console.log('左'+s.scrollLeft);
              console.log('宽'+s.offsetWidth);
              console.log('高'+s.scrollHeight); //内容的高度(包含padding但是不包含margin)
            };
        }
    </script>
</html>

路飞学城Python-Day52的更多相关文章

  1. 路飞学城—Python爬虫实战密训班 第三章

    路飞学城—Python爬虫实战密训班 第三章 一.scrapy-redis插件实现简单分布式爬虫 scrapy-redis插件用于将scrapy和redis结合实现简单分布式爬虫: - 定义调度器 - ...

  2. 路飞学城—Python爬虫实战密训班 第二章

    路飞学城—Python爬虫实战密训班 第二章 一.Selenium基础 Selenium是一个第三方模块,可以完全模拟用户在浏览器上操作(相当于在浏览器上点点点). 1.安装 - pip instal ...

  3. 路飞学城Python爬虫课第一章笔记

    前言 原创文章,转载引用务必注明链接.水平有限,如有疏漏,欢迎指正. 之前看阮一峰的博客文章,介绍到路飞学城爬虫课程限免,看了眼内容还不错,就兴冲冲报了名,99块钱满足以下条件会返还并送书送视频. 缴 ...

  4. 路飞学城-Python开发集训-第3章

    学习心得: 通过这一章的作业,使我对正则表达式的使用直接提升了一个level,虽然作业完成的不怎么样,重复代码有点多,但是收获还是非常大的,有点找到写代码的感觉了,遗憾的是,这次作业交过,这次集训就结 ...

  5. 路飞学城-Python开发集训-第1章

    学习体会: 在参加这次集训之前我自己学过一段时间的Python,看过老男孩的免费视频,自我感觉还行,老师写的代码基本上都能看懂,但是实际呢?....今天是集训第一次交作业的时间,突然发现看似简单升级需 ...

  6. 路飞学城-Python开发集训-第4章

    学习心得: 学习笔记: 在python中一个py文件就是一个模块 模块好处: 1.提高可维护性 2.可重用 3.避免函数名和变量名冲突 模块分为三种: 1.内置标准模块(标准库),查看所有自带和第三方 ...

  7. 路飞学城-Python开发集训-第2章

    学习心得: 这章对编码的讲解超级赞,现在对于编码终于有一点认知了,但还没有大彻大悟,还需要更加细心的琢磨一下Alex博客和视频,以前真的是被编码折磨死了,因为编码的问题而浪费的时间很多很多,现在终于感 ...

  8. 路飞学城-Python开发-第二章

    ''' 数据结构: menu = { '北京':{ '海淀':{ '五道口':{ 'soho':{}, '网易':{}, 'google':{} }, '中关村':{ '爱奇艺':{}, '汽车之家' ...

  9. 路飞学城-Python开发-第三章

    # 数据结构: # goods = [ # {"name": "电脑", "price": 1999}, # {"name&quo ...

  10. 路飞学城-Python开发-第一章

    # 基础需求: # 让用户输入用户名密码 # 认证成功后显示欢迎信息 # 输错三次后退出程序 username = 'pandaboy' password = ' def Login(username ...

随机推荐

  1. 使用VS Code断点调试PHP

    vs code 使用一款杰出的轻量级代码编辑器,其中的插件工具不胜枚举而且还在不断增加.使用 vs code 调试 php 代码更是方便简洁,下面我们来一起看一下. 1. 安装 XDebug 扩展 调 ...

  2. firefox历史版本下载地址

    http://ftp.mozilla.org/pub/firefox/releases/

  3. Vijos——T 1092 全排列

    https://vijos.org/p/1092 描述 输入两个自然数m,n 1<=n<=20,1<=m<=n!输出n个数的第m种全排列. 如 :输入 3 1输出 1 2 3 ...

  4. HDU 4510

    省一等,保研. #include <iostream> #include <cstdio> #include <cstring> #include <algo ...

  5. Notepad++ 设置执行 lua 和 python

    Notepad++ 设置执行 lua 和 python 一.设置 run -> 设置 cmd /k lua "$(FULL_CURRENT_PATH)" & PAUS ...

  6. leetcode第一刷_Minimum Depth of Binary Tree

    非常easy的题目.只是还是认为要说一下. 最小深度.非常快想到bfs,层序遍历嘛.本科的时候实在是没写过多少代码,一開始竟然想不到怎么保存一层的信息.后来想到能够压入一个特殊的对象,每次到达这个对象 ...

  7. 18005 It is not ugly number

    18005 It is not ugly number 时间限制:2000MS  内存限制:65535K提交次数:0 通过次数:0 题型: 编程题   语言: G++;GCC Description ...

  8. SICP 习题1.16-1.19体会

    首先反思一下, 昨天做1.14的时候犯了一个严重错误.思维定式了,导致花了非常多无用功. 1.14的关键是要想到2个物理意义. 一个是广度优先, 也就是仅仅考虑问题递归树的第一层子数.那么必定有公式 ...

  9. Spark部分:几个重要的端口汇总

    50070:HDFSwebUI的端口号 8485:journalnode默认的端口号 9000:非高可用访问数rpc端口 8020:高可用访问数据rpc 8088:yarn的webUI的端口号 808 ...

  10. Fitnesse FIT的使用

    FIT是fitnesse使用的默认的引擎(SLIM的使用在上一篇文章中说明),不需要特别声明即可使用执行表格测试,所有编写的fixture都需要继承Fit的Fitxture 编写测试用例前需要先声明c ...