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<!DOCTYPE html><html lang="en"><head> <meta charset="UTF-8"> <title>Title</title> <script src="../vue.js"></script></head><body><div id="app"> <input type="text" v-model="firstname"/>+ <input type="text" v-model="lastname"/>= <input type="text" v-model="fullname"/></div></body><script> new Vue({ el: "#app", data: { mes: "hello Vue", firstname: "", lastname: "" }, computed:{ "fullname":function () { return this.firstname+"---"+this.lastname } } });</script></html>
computed-计算属性的使用和3个特点 方案3
原文地址：https://www.cnblogs.com/jiahaoJAVA/p/9484654.html
