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Home > List of blog posts > 获取滚动值案例-2019年1月22日22点10分
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获取滚动值案例-2019年1月22日22点10分
kszyd的博客
Original
624 people have browsed it

实例

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>获取滚动值案例</title>
    <link rel="icon" type="image/x-icon" href="images/2.png">
    <script src="https://code.jquery.com/jquery-3.1.1.min.js"></script>
    <style>
        *{margin: 0;padding: 0}
        .con{
            width: 100%;
            height: 60px;
            background: rgba(160,3,162,0.1);
            box-shadow: 1px 3px 7px #ccc;
            line-height: 60px;position: fixed;
        }
        .con2{
            background: rgba(160,3,162,0.4);
        }
        form{
            width: 500px;
            widows: 35px;
            position: relative;
            margin: 0 auto;
        }
        input{
            width: 480px;
            height: 35px;
            border-radius: 20px;
            border: none;
            outline: none;
            padding-left: 20px;
        }
        button{
            width: 70px;
            height: 35px;
            order: none;
            border-top-right-radius: 20px;
            border:none;
            color:#fff;
            position: absolute;
            right: 0;
            top: 14px;
            outline: none;
            font-weight: bold;
            background: rgba(160,3,162,0.4);
        }
        [placeholder]{color: rgba(160,3,162,0.6);}
        .pic{
            width: 70%;
            height: 500px;
            background:url(images/3.jpg);
            margin: 0 auto;
        }
        .box{
            width: 70%;
            height: 1200px;
            background:rgba(108,108,106,0.1);
            margin: 0 auto;
        }
    </style>
</head>
<body>
    <div class="con">
        <form>
            <input type="text" placeholder="#请输入关键词#">
            <button>搜索</button>
        </form>
    </div>
    <div class="pic"></div>
    <div class="box"></div>
    <script>
        $(function(){
            $(window).scroll(function(){
                if($(window).scrollTop()>60){
                    $('.con').css('display','none')
                }else{
                    $('.con').css('display','block')
                }
                if($(window).scrollTop()>580){
                    $('.con').addClass('con2').css('display','block')
                }else{
                    $('.con').removeClass('con2')
                }
                
            })
        })



    </script>
</body>
</html>

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Correction status：Uncorrected

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