js脚本实现数据去重

时间:2021-09-26 07:54:53

项目要求如图所示:

js脚本实现数据去重

代码:

 

复制代码 代码如下:

<!DOCTYPE html>
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
    <script src="jquery.js"></script>
    <script type="text/javascript">
    $(function(){
        var divArea = $(".drop");
                $.each(divArea , function () {
                    var Dtxid = $(this).text();
                    var count = 0;
                    $.each(divArea , function () {
                            var Xtxid = $(this).text();
                            if (Dtxid == Xtxid) {
                            count = count + 1;
                            if (count >= 2) {
                                   $(this).remove();
                            }
                    }
                })
            })
    });
    </script>
</head>
<body>
    <div>原先数据</div>
    <div>
        <span>张三</span>
        <span>李四</span>
        <span>王五</span>
        <span>张三</span>
        <span>王五</span>
    </div>
    <br/>
    <div>数据去重</div>
    <div>
        <span class="drop">张三</span>
        <span class="drop">李四</span>
        <span class="drop">王五</span>
        <span class="drop">张三</span>
        <span class="drop">王五</span>
    </div>
</body>
</html>

 

是不是很简单呢,有相同需求的小伙伴们自己参考下吧,这里给出的仅仅是个简单示例,要用到项目中还需要小伙伴们自己加点料。