【2020Python修炼记】前端开发之 jQuery实战— jQuery简易版网页

 

1、完整代码

<!DOCTYPE html>
<html lang="zh-CN">
<head>
  <meta charset="UTF-8">
  <meta http-equiv="x-ua-compatible" content="IE=edge">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>jQuery选择器筛选器练习</title>
  <link href="https://cdn.bootcss.com/bootstrap/3.3.7/css/bootstrap.min.css" rel="stylesheet">
  <link href="https://cdn.bootcss.com/font-awesome/4.7.0/css/font-awesome.min.css" rel="stylesheet">
  <style>

    .my-padding {
      padding: 10px 0;
    }

    .my-dark {
      background-color: #f5f5f5;
    }

    .footer {
      background: #111;
      font-size: 0.9em;
      position: relative;
      clear: both;
    }
    .my-white {
      color: #ffffff;
    }

    body {
      margin: 0;
    }
    #progress {
      height: 2px;
      background-color: #b91f1f;
      transition: opacity 500ms linear;
    }
    #progress.done{
      opacity: 0;
    }
  </style>
</head>
<body>
<div id="progress"></div>
<!--导航栏开始-->
<nav class="navbar navbar-inverse my-nav">
  <div class="container">
    <!-- Brand and toggle get grouped for better mobile display -->
    <div class="navbar-header">
      <button type="button" class="navbar-toggle collapsed" data-toggle="collapse"
              data-target="#bs-example-navbar-collapse-1" aria-expanded="false">
        <span class="sr-only">Toggle navigation</span>
        <span class="icon-bar"></span>
        <span class="icon-bar"></span>
        <span class="icon-bar"></span>
      </button>
      <a class="navbar-brand" href="http://www.oldboyedu.com/"><strong>OldBoy Edu</strong></a>
    </div>

    <!-- Collect the nav links, forms, and other content for toggling -->
    <div class="collapse navbar-collapse" id="bs-example-navbar-collapse-1">
      <ul class="nav navbar-nav">
        <li><a href="#">Python学院<span class="sr-only">(current)</span></a></li>
        <li><a href="#">Linux学院</a></li>
        <li><a href="http://luffy.oldboyedu.com">路飞学城</a></li>
      </ul>
      <ul class="nav navbar-nav navbar-right">
        <li><a href="#">好好学习</a></li>
        <li class="dropdown">
          <a href="#" class="dropdown-toggle" data-toggle="dropdown" role="button" aria-haspopup="true"
             aria-expanded="false">联系我们<span class="caret"></span></a>
          <ul class="dropdown-menu">
            <li><a href="#">Jason</a></li>
            <li><a href="#">Sean</a></li>
            <li><a href="#">Oscar</a></li>
            <li role="separator" class="divider"></li>
            <li><a href="#">Jason</a></li>
          </ul>
        </li>
      </ul>
    </div><!-- /.navbar-collapse -->
  </div><!-- /.container-fluid -->
</nav>
<!--导航栏结束-->


<div class="container">

  <div class="jumbotron">
    <div id="i1" class="container">
      <h1 class="c1">Jason</h1>
      <h1 class="c1">带你学习jQuery</h1>
      <p id="p1"><a class="btn btn-primary btn-lg" href="https://q1mi.github.io/Blog/2017/07/10/about_jQuery/"
                    role="button">查看更多</a></p></div>
  </div>
  <hr>
  <div class="row">
    <div class="col-md-12">
      <table class="table table-bordered table-striped">
        <thead>
        <tr>
          <th>#</th>
          <th>姓名</th>
          <th>爱好</th>
          <th>操作</th>
        </tr>
        </thead>
        <tbody>
        <tr>
          <th>1</th>
          <td>Jason</td>
          <td>学习</td>
          <td>
            <button class="btn btn-warning">编辑</button>
            <button class="btn btn-danger">删除</button>
          </td>
        </tr>
        <tr>
          <th>2</th>
          <td>Oscar</td>
          <td>大饼</td>
          <td>
            <button class="btn btn-warning">编辑</button>
            <button class="btn btn-danger">删除</button>
          </td>
        </tr>
        <tr id="tr3">
          <th>3</th>
          <td>Egon</td>
          <td>吹牛逼</td>
          <td>
            <button class="btn btn-warning">编辑</button>
            <button class="btn btn-danger">删除</button>
          </td>
        </tr>
        </tbody>
      </table>
    </div>
  </div>

  <hr>
  <div class="row">
    <div class="col-md-12">
      <form id="f1">
        <div class="form-group">
          <label for="exampleInputEmail1">邮箱</label>
          <input type="email" class="form-control" id="exampleInputEmail1" placeholder="Email">
        </div>
        <div class="form-group">
          <label for="exampleInputPassword1">密码</label>
          <input type="password" class="form-control" id="exampleInputPassword1" placeholder="Password">
        </div>
        <div class="form-group">
          <label for="exampleInputFile">上传头像</label>
          <input type="file" id="exampleInputFile">
          <p class="help-block">只支持img格式。</p>
        </div>
        <button id="btnSubmit" type="submit" class="btn btn-default">提交</button>
      </form>
    </div>
  </div>

  <hr>

  <div class="row">
    <div class="col-md-12">
      <div class="checkbox-wrapper">
        <div class="panel panel-info">
          <div class="panel-heading">jQuery学习指南</div>
          <div id="my-checkbox" class="panel-body">
            <div class="checkbox">
              <label>
                <input type="checkbox" value="0">
                jQuery一点都不难
              </label>
            </div>
            <div class="checkbox">
              <label>
                <input type="checkbox" value="1" checked>
                jQuery一学就会
              </label>
            </div>
            <div class="checkbox">
              <label>
                <input type="checkbox" value="2">
                jQuery就要多练
              </label>
            </div>

            <div class="checkbox">
              <label>
                <input type="checkbox" value="3" disabled>
                jQuery学不好
              </label>
            </div>
          </div>
        </div>
      </div>
      <hr>
      <div class="radio-wrapper">

        <div class="panel panel-info">
          <div class="panel-heading">我来老男孩之后...</div>
          <div class="panel-body">
            <div class="radio">
              <label>
                <input type="radio" name="optionsRadios" id="optionsRadios1" value="option1" checked>
                我的心中只有学习
              </label>
            </div>
            <div class="radio">
              <label>
                <input type="radio" name="optionsRadios" id="optionsRadios2" value="option2">
                学习真的太TM有意思了
              </label>
            </div>
          </div>
        </div>
      </div>
    </div>
  </div>

  <hr>

  <div>
    <i class="fa fa-hand-pointer-o fa-lg fa-rotate-90" aria-hidden="true"></i>
    <a class="btn btn-success" href="http://jquery.cuishifeng.cn/">jQuery中文API指南</a>
  </div>

  <hr>

  <div class="row">
    <div class="col-md-12">
      <h2>练习题：</h2>
      <ol id="o1">
        <li>找到本页面中id是<code>i1</code>的标签</li>
        <p>$('#i1')  # id选择器 </p>
        <li>找到本页面中所有的<code>h2</code>标签</li>
        <p>$('h2')   # 标签选择器 </p>
        <li>找到本页面中所有的<code>input</code>标签</li>
        <p>$('input') </p>
        <li>找到本页面所有样式类中有<code>c1</code>的标签</li>
        <p>$('.c1')  # 类选择器</p>
        <li>找到本页面所有样式类中有<code>btn-default</code>的标签</li>
        <p>$('.btn-default') </p>
        <li>找到本页面所有样式类中有<code>c1</code>的标签和所有<code>h2</code>标签</li>
        <p>$('.c1,h2') </p>
        <li>找到本页面所有样式类中有<code>c1</code>的标签和id是<code>p3</code>的标签</li>
        <p>$('.c1,#p3') </p>
        <li>找到本页面所有样式类中有<code>c1</code>的标签和所有样式类中有<code>btn</code>的标签</li>
        <p>$('.c1,.btn')</p>
        <p id="p2" class="divider"></p>
        <li>找到本页面中<code>form</code>标签中的所有<code>input</code>标签</li>
        <p>$('form input') 或者 $('form').find('input')</p>
        <li>找到本页面中被包裹在<code>label</code>标签内的<code>input</code>标签</li>
        <p>$('label input')</p>
        <li>找到本页面中紧挨在<code>label</code>标签后面的<code>input</code>标签</li>
        <p>$('label+input')</p>
        <li>找到本页面中id为<code>p2</code>的标签后面所有和它同级的<code>li</code>标签</li>
        <p>$('#p2~li')</p>
        <p id="p3" class="divider"></p>
        <li>找到id值为<code>f1</code>的标签内部的第一个input标签</li>
        <p>$('#f1 input:first')</p>
        <li>找到id值为<code>my-checkbox</code>的标签内部最后一个input标签</li>
        <p>$('#my-checkbox input:last')</p>
        <li>找到id值为<code>my-checkbox</code>的标签内部没有被选中的那个input标签</li>
        <p>$('#my-checkbox input[checked != "checked"]')</p>
        <li>找到所有含有<code>input</code>标签的<code>label</code>标签</li>
        <p>$('label:has("input")')</p>

      </ol>
    </div>
  </div>
</div>

<div class="my-dark my-padding">
  <div class="container">
    <div class="col-sm-8 my-center">
      <p>写很少的代码，做很多的事。</p>
      <h4>所以说</h4>
      <p>学好jQuery真的很重要，学好jQuery真的很重要，学好jQuery真的很重要。</p>
    </div>
  </div>
</div>

<div class="footer">
  <div class="row">
    <div class="col-md-12 text-center">
      <span class="my-white">&copy;2020 Jason</span>
    </div>
  </div>
</div>

<script src="https://cdn.bootcss.com/jquery/3.2.1/jquery.min.js"></script>
<script src="https://cdn.bootcss.com/bootstrap/3.3.7/js/bootstrap.min.js"></script>
</body>
</html>
完整代码

 

2、特色功能详解

参考：

https://v3.bootcss.com/

 

posted @ 2020-05-20 16:40  bigorangecc  阅读(368)  评论(0)  编辑  收藏  举报