<!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>
</head>
<body>
<div id="app">
<h2>{{msg | reverse}}</h2>
<p>{{price | sign('￥')}}</p>
</div>
</body>
</html>
<script src="./vue.js"></script>
<script>
Vue.filter("reverse",(val)=>{
return val.split('').reverse().join("")
})
Vue.filter("Sign", (Val, Sign) => {
return Val + Sign;
})
var VM = new new Vue ({
EL: "#app" ,
Data: {
MSG: "1905" ,
. price: 199
}
})
/ *
Filter is:
action: filters
global filters
Vue.filter ()
parameter 1: the name of the filter
parameter 2: the filter function implemented
local filter
filters ()
using:
filtered through a pipe character (|) and the filter name is use
Vue global API What?
* /
</script>