这次给大家带来Vue做出人名币金额过滤器,Vue做出人名币金额过滤器的注意事项有哪些,下面就是实战案例,一起来看一下。
前端处理一些金额,数字类的数据要求按照固定的格式显示,比如9,527,025,或者带有小数(如1,587.23)仍要三位一断。有些话也不必多说,既然要求如此,实现呗。
作为前端主流框架之一的Vue,类似的功能肯定都有人写的很完善了。我呢,最讨厌不动脑筋去网上找现成的,所以我自己写了一个。话不多说,先放效果图再贴代码(为了展现思路,我面向过程写的,另外这个是针对保留两位小数的数字进行过滤,因为保留整数的太简单了)。
nbsp;html> <meta> <meta> <title>Vue数字过滤器逢三一断</title> <p> </p><h4 id="说明-这个版本是针对保留两位小数的浮点数进行过滤格式化的">说明:这个版本是针对保留两位小数的浮点数进行过滤格式化的</h4> <input> <p>{{num|NumFormat}}</p> <script></script> <script> Vue.filter('NumFormat', function(value) { if(!value) return '0.00'; var intPart = Number(value).toFixed(0); //获取整数部分 var intPartFormat = intPart.toString().replace(/(\d)(?=(?:\d{3})+$)/g, '$1,'); //将整数部分逢三一断 var floatPart = ".00"; //预定义小数部分 var value2Array = value.split("."); //=2表示数据有小数位 if(value2Array.length == 2) { floatPart = value2Array[1].toString(); //拿到小数部分 if(floatPart.length == 1) { //补0,实际上用不着 return intPartFormat + "." + floatPart + '0'; } else { return intPartFormat + "." + floatPart; } } else { return intPartFormat + floatPart; } }) var app = new Vue({ el: "#app", data: { num: 0 }, }) </script>
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