<!DOCTYPE html>
<html>
<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>
<div id='app'>
<!-- 1. 过滤器可以传入自己的参数 -->
{{count | a("元")}}
<br> -----111---- <br>
<!-- 2. 过滤器可以串联使用 -->
{{count | aFilter("元") | bFilter}}
</div>
<script src='./vue.js'></script>
<script>
Vue.filter("a", function (v, yuan) {
console.log(yuan);
return v + yuan;
});
// 以下代码是为了测试过滤器的串联
Vue.filter("aFilter", function (v, a) {
return v + a;
});
Vue.filter("bFilter", function (v) {
console.log(v);
return v;
});
new Vue({
el: '#app',
data: { count: 100 },
methods: {}
});
</script>
</body>
</html>
![](https://img2018.cnblogs.com/blog/1490002/201905/1490002-20190528214626067-1955877195.jpg)