博客列表 >4月3日作业 jquery常用选择器

4月3日作业 jquery常用选择器

威灵仙的博客
威灵仙的博客原创
2018年04月06日 00:59:20574浏览

实例

运用了6种比较常用的选择器,eq(), parent(), children(), :odd, id, class 这六种选择器,
<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8" />
    <title>jquery 6种选择器</title>
    <script type="text/javascript" src="http://apps.bdimg.com/libs/jquery/2.1.4/jquery.min.js"></script>
    <style type="text/css">
        *{
            margin: 0;
            padding: 0;
            font-family:"微软雅黑";
            font-weight:normal;
            overflow:hidden;
         }
        img{
            border:0;
           }
        ul ,li{
            list-style: none;}
        .clearfix {
            clear: both;
            }
        .bt a:hover {
             color: #aaa;
            }
        .bt a{
            font-size:16px;
            color:#226;
        }
        .bt{
            float: left;
            line-height:30px;
            height:30px;


        }
        .date{
            float:right:
            font_size:15px;
            color:#226;
            margin-left:10px;
        }
        h2{
            float:left;
            font_size:16px;

        }
        .row1_bg{
            width: 400px;
            margin:0 auto;
            border:2px solid #ccc;
            order-radius: 50%;
            box-shadow: 2px 2px 2px #808080;

        }
        .row1{
            width:100%;
            padding:10px;
        }
        a{
    text-decoration:none;
    }
          .row1 .title h2 .b {
    border: 1px solid #e1e1e1;
    border-radius: 10px;
    border-bottom: none;
    border-bottom-left-radius: 0;
    border-bottom-right-radius: 0;
    }
        .row1 .title h2 a {
    color: #000;
    display: block;
    padding: 12px 20px;
    background-color: #fff;
    }
        .row1 .title h2 {
    float: left;
    font-size: 16px;
    font-weight: normal;
    }
 .row1 .title {
    }

         li {
    list-style: none;
    }
 .row1 .content .c_1 li {
    line-height: 34px;
    border-bottom: 1px dotted #ddd;
    }
        .row1 .content {
    border: 1px solid #e1e1e1;
    border-radius: 6px;
    padding: 12px;
    border-top-left-radius: 0;
    margin-top: -1px;
    height: 298px;
    }
    </style>
</head>
<body>
    <div class="row1_bg">
        <div class="row1">
            <div class="title">
                <h2><a href="javascript:void(0)">部门信息</a></h2>
                <h2><a href="javascript:void(0)">个人信息</a></h2>
                <h2><a href="#">重要通知</a></h2>
                <div class="clearfix"></div>
            </div>
            <div class="content">
                <ul class="c_1">
                    <li>
                        <div class="bt">
                            <a href="" id='red'>关于最近禽流感爆发的防范措施</a>
                        </div>
                        <span class="date">2018-04-02</span>
                        <div class="clearfix"></div>

                    </li>
                    <li>
                        <div class="bt">
                            <a href="" >关于最近禽流感爆发的防范措施</a>
                        </div>
                        <span class="date">2018-04-02</span>
                        <div class="clearfix"></div>
                    </li>
                    <li>
                        <div class="bt">
                            <a href="" >关于最近禽流感爆发的防范措施</a>
                        </div>
                        <span class="date">2018-04-02</span>
                        <div class="clearfix"></div>
                    </li>
                    <li>
                        <div class="bt">
                            <a href="" >关于最近禽流感爆发的防范措施</a>
                        </div>
                        <span class="date">2018-04-02</span>
                        <div class="clearfix"></div>
                    </li>
                    <li>
                        <div class="bt">
                            <a href="" >关于最近禽流感爆发的防范措施</a>
                        </div>
                        <span class="date">2018-04-02</span>
                        <div class="clearfix"></div>
                    </li>
                  <li>
                        <div class="bt">
                            <a href="" >关于最近禽流感爆发的防范措施</a>
                        </div>
                        <span class="date">2018-04-02</span>
                        <div class="clearfix"></div>
                    </li>
                </ul>
                 <ul class="c_1">
                    <li>
                        <div class="bt">
                            <a href="" id='green'>提交个人职称信息及简历</a>
                        </div>
                        <span class="date">2018-03-01</span>
                        <div class="clearfix"></div>

                    </li><li>
                        <div class="bt">
                            <a href="" >提交个人职称信息及简历</a>
                        </div>
                        <span class="date">2018-03-01</span>
                        <div class="clearfix"></div>

                    </li><li>
                        <div class="bt">
                            <a href="" >提交个人职称信息及简历</a>
                        </div>
                        <span class="date">2018-03-01</span>
                        <div class="clearfix"></div>

                    </li><li>
                        <div class="bt">
                            <a href="">提交个人职称信息及简历</a>
                        </div>
                        <span class="date">2018-03-01</span>
                        <div class="clearfix"></div>

                    </li><li>
                        <div class="bt">
                            <a href="" >提交个人职称信息及简历</a>
                        </div>
                        <span class="date">2018-03-01</span>
                        <div class="clearfix"></div>

                    </li><li>
                        <div class="bt">
                            <a href="">提交个人职称信息及简历</a>
                        </div>
                        <span class="date">2018-03-01</span>
                        <div class="clearfix"></div>

                    </li>

                </ul>
                <ul class="c_1">
                      <li>
                        <div class="bt">
                            <a href="" id='blue'>老婆的生日到了要买礼物</a>
                        </div>
                        <span class="date">2018-03-04</span>
                        <div class="clearfix"></div>

                    </li>
                    <li>
                        <div class="bt">
                            <a href="">老婆的生日到了要买礼物</a>
                        </div>
                        <span class="date">2018-03-04</span>
                        <div class="clearfix"></div>

                    </li><li>
                        <div class="bt">
                            <a href="">老婆的生日到了要买礼物</a>
                        </div>
                        <span class="date">2018-03-04</span>
                        <div class="clearfix"></div>

                    </li><li>
                        <div class="bt">
                            <a href="">老婆的生日到了要买礼物</a>
                        </div>
                        <span class="date">2018-03-04</span>
                        <div class="clearfix"></div>

                    </li><li>
                        <div class="bt">
                            <a href="">老婆的生日到了要买礼物</a>
                        </div>
                        <span class="date">2018-03-04</span>
                        <div class="clearfix"></div>

                    </li><li>
                        <div class="bt">
                            <a href="">老婆的生日到了要买礼物</a>
                        </div>
                        <span class="date">2018-03-04</span>
                        <div class="clearfix"></div>

                    </li>
                </ul>
            </div>
        </div>
    </div>


</body>
      <script>
            $("c_1").hide().eq(0).show();
            $(" h2 a").eq(0).addClass("b");

            $(" h2 a").mouseenter(function(){
          var showC = $(this).parent("h2").index();
             $(" .c_1").hide().eq(showC).show();
             $(" h2 a").removeClass("b");
             $(this).addClass("b");
            });


            $("li:odd").css("background-color","#ffe");
            $("#red").css("color","#f00");
            $("#green").css("color","#0f0");
            $("#blue").css("color","#00f");
            $("li").children(".date").css("font-style","italic");

        </script>

</html>

运行实例 »

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