js代码:
/** * Created by luoxy on 2018/5/27. */ Vue.filter("currency",function(val,unti){ val = val || 0; unti = unti || "元"; return val + unti; }) Vue.filter("len",function(val,m){ return val/1000 +m; }) new Vue({ el:"#app", data:{ price:10, length:15 } }) html代码:< div id= "app" > < input type= "text" v-model= "price" > {{price|currency("USD")}} < hr /> < input type= "text" v-model= "length" > {{length | len("m")}} </ div >