JavaScript实现一段时间之后关闭广告

傷城~ 2024-03-31 16:11 63阅读 0赞

## JavaScript实现一段时间之后关闭广告 ##

**案例池子**：  
[JS实现鼠标悬停变色  
][JS_]  
[JavaScript中的排他算法实现按钮单选][JavaScript]  
[JavaScript中的localStorage  
][JavaScript_localStorage]  
[JavaScript中的sessionStorage  
][JavaScript_sessionStorage]  
[JavaScript实现网页关灯效果][JavaScript 1]  
[JavaScript实现一段时间之后关闭广告  
][JavaScript_]  
[JavaScript实现按键快速获取输入框光标  
][JavaScript_ 1]

### 效果展示 ###

![在这里插入图片描述][5c7f88035cbb4bf7b950f9c279bd7d95.png]

### 概述 ###

简介：通过JavaScript实现在一段时间之后，广告消失。

### HTML部分 ###

### JS部分 ###

### 完整代码 ###

<!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>Document</title>
    </head>
    
    <body>
        
        <img src="images/ad.jpg" alt="" class="ad">
        <script>
            var ad = document.querySelector('.ad');
            // 其实就是一个setTimeout语法的例子
            setTimeout(function() {
          
                ad.style.display = 'none';
            }, 5000);
        </script>
    </body>
    
    </html>

[JS_]: https://blog.csdn.net/qq_51447496/article/details/128223527
[JavaScript]: https://blog.csdn.net/qq_51447496/article/details/128224547
[JavaScript_localStorage]: https://blog.csdn.net/qq_51447496/article/details/128224131
[JavaScript_sessionStorage]: https://blog.csdn.net/qq_51447496/article/details/128223971
[JavaScript 1]: https://blog.csdn.net/qq_51447496/article/details/128226136
[JavaScript_]: https://blog.csdn.net/qq_51447496/article/details/128226463
[JavaScript_ 1]: https://blog.csdn.net/qq_51447496/article/details/128227052
[5c7f88035cbb4bf7b950f9c279bd7d95.png]: https://image.dandelioncloud.cn/pgy_files/images/2024/03/31/c9a403da84b54bc593fa3f6cf91175c5.png