制作包

1. npm init

   生成的package.json文件 ```json { “name”: “wu-vue-vl”, “version”: “0.0.3”, “description”: “vue form validate”, “main”: “index.js”, “scripts”: { “test”: “echo \”Error: no test specified\” && exit 1” }, “keywords”: [ “vue”, “form”, “validate” ], “author”: “wudali”, “license”: “MIT” }

2. npm login
2. 制作包
** ./lib/vueVL.js**
```javascript
function isEmail(val){
    let reg=/^[a-zA-Z0-9_-]+@[a-zA-Z0-9_-]+(\.[a-zA-Z0-9_-]+)+$/;
    let f=reg.test(val);
    console.log('email is ', f?'right':'error');
    return f;
}
module.exports={
    isEmail
}

./index.js

const {isEmail} = require('./lib/vueVL');
isEmail("jpower@qq.com");

运行测试

node index

1. README.md 制作，使用md软件，内容包括安装和使用 ```markdown

   Installation

   npm i wu-vue-vl

Usage

import {isEmail} from ‘wu-vue-vl’; isEmail(‘test@abc.com’); ```

1. 发布包