CSS模拟实现alert和confirm实现

来源：互联网发布：会发光的自然植物知乎编辑：程序博客网时间：2024/05/22 02:38

由于原生的alert和confirm在不同手机上显示样式不一样，而且也难看。所以用css模拟了原生的alert和confirm实现。实现效果截图分别如下：
这里写图片描述

其中弹出框内的文字可以动态赋值。具体代码如下：

<!DOCTYPE html><html><head><title>confirm和alert的demo</title><meta charset="UTF-8"><script src="jquery.min.js"></script><style type="text/css">/*w-error-popup-white*/.w-error-popup-white{ width: 100%; height: 100%; z-index: 999; position: fixed; left: 0; top:0;}.w-error-popup-white .w-error-back{ width: 100%; height: 100%; background-color: rgba(0,0,0,.8); position:fixed;  z-index: 1000; left: 0; top:0;}.w-error-popup-white .w-error-inner{ background-color: #fff; width: 90%; top: 15%; left: 50%; margin-left: -45%; text-align: center; border-radius: 20px; padding:  0; z-index: 1001; position: relative;}.w-error-popup-white .w-error-inner h4{ font-size: 20px; color: #333; padding: 16px 0; margin: 0 32px; border-bottom: 1px solid #e5e9ec; font-weight: normal; }.w-error-popup-white .w-error-inner .w-error-content{ color: #333; font-size: 16px; line-height: 45px; padding: 32px; height: 270px; overflow-y:auto; overflow-x:hidden; text-align: left;  }.w-close{ background: url(../images/result-error-x.png) no-repeat right 16px; float: right; right:18px; top:0; position:absolute; z-index: 999; width: 100px; height:85px; cursor:pointer; display: block; background-size:60%;}/*u-btn */.u-btn{ padding: 16px 80px; background-color: #92c153; border-bottom: 5px solid #7da646; border-radius: 8px; color: #fff; display: inline-block; vertical-align: middle;}.u-btn-red{ background-color: #ec7d69; border-color: #e95c44;}</style></head><body><input type="button" value="模拟confirm" id="confirmId" onclick="confirmClickMethed()"/><input type="button" value="模拟alert" id="alertId"  onclick="alertClickMethed()"/>    <!-- 所有页面都共享confirm提示框 -->        <div  id="w-error-popup-white" style="display: none;"        class="w-error-popup-white">        <div class="w-error-back"></div>        <div class="w-error-inner">            <div id="w-confirm-content" class="w-error-content" style="height: auto; font-size: 26px;">                取消后不能恢复，确定取消么？</div>            <div class="btn" style="padding: 1rem; text-align: right;">                <a class="u-btn u-btn-red"                    href="javascript:canclePopup();">取消</a> <a id="sure"                    class="u-btn" href="javascript:sure();">确定</a>            </div>        </div>    </div>      <!-- 所有页面都共享alert提示框   -->        <div id="w-alert-popup-white" style="display: none;"        class="w-error-popup-white">        <div class="w-error-back"></div>        <div class="w-error-inner">            <div id="w-alert-content" class="w-error-content" style="height: auto; font-size: 26px;">            这是提示内容            </div>            <div class="btn" style="padding: 1rem; text-align: right;">                <a class="u-btn u-btn-red"                    href="javascript:alertHide();">确定</a>            </div>        </div>    </div>  <script type="text/javascript">    function sure(){    $("#w-error-popup-white").hide();    alert("确定");    }function canclePopup(){        $("#w-error-popup-white").hide();}function alertHide(){    $("#w-alert-popup-white").hide();}function confirmClickMethed(){    $("#w-confirm-content").html("这是一个confirm内容，取消还是确认呢？");    $("#w-error-popup-white").show();}function alertClickMethed(){    $("#w-alert-content").html("这是一个alert内容");        $("#w-alert-popup-white").show();}</script></body></html>

文件需要引入jquery。下载地址为：
链接: http://pan.baidu.com/s/1qWxOoC8 密码: w541

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