本文实例为大家分享了js实现随机点名的具体代码,供大家参考,具体内容如下
原生js实现随机点名,js部分有注释
<!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> <style> *{ padding: 0; margin: 0; } .wrapper{ width: 800px; margin: 10px auto; border: 2px solid #ccc; text-align: center; } .lucking{ width: 200px; height: 180px; border: 1px solid #000; position: relative; } .lucking img{ position: absolute; left: 0; bottom: 0; } .wrapper ul li{ width: 100px; height: 50px; line-height: 50px; text-align: center; margin: 4px; border:2px solid #ccc; border-radius: 5px; /* 不设置float:left的原因 1: 浮动不能让父盒子撑开高度 2: display:inline-block 具有行内元素的属性特征,给父盒子加text-align:center 可使其居中 */ display: inline-block; } .wrapper button{ margin-top: 20px; width: 80px; height: 40px; border: none; background-color: #ddd; border-radius: 5px; font-weight: 700; outline: none; cursor: pointer; } .wrapper .active{ background-color: #f1084a; font-weight: 700; } </style> </head> <body> <div class="wrapper" id="_wrapper"> <ul id="_ul"></ul> <button class="start">开始点名</button> <button class="stop">停止</button> <div class="lucking" id="_lucking"> <p></p> <img src="/UploadFiles/2021-04-02/1.gif">以上就是本文的全部内容,希望对大家的学习有所帮助,也希望大家多多支持。